Can someone please help me

Can Someone Please Help Me

Answers

Answer 1
the answer is a, because you would multiply 1/2 to the expression (15+x).

Related Questions

find area round to nearest hundredth

Answers

Answer:

area = 693

Step-by-step explanation:

The area of a quadrilateral can be found using the formula; base * height

It is given that the height is 33, the base is 21;

Multiply the two

21 *33 = 693

What is 4/5 times 7/12

Answers

Answer:

[tex]\frac{28}{60}[/tex]([tex]\frac{7}{15}[/tex])

Step-by-step explanation:

b/c 4/5*7/12

means 4*7 and 5*12

then28/60

hope it's helpful

THANK YOU.

the first term of a geometric series is 124. The sum to infinity is 64 . Find the common ratio​

Answers

9514 1404 393

Answer:

  -15/16  

Step-by-step explanation:

The sum of a geometric series with first term a1 is ...

  S = a1/(1 -r)

Then the common ratio (r) is ...

  r = 1 -a1/S

For the given values, the ratio is ...

  r = 1 - 124/64 = -15/16

The common ratio is -15/16.

How much of an alloy that is 10% copper should be mixed with 600 ounce of an alloy that is 70%copper in order to get an alloy that is 30%copper?

Answers

Answer:

1200 ounces

Step-by-step explanation:

How much of an alloy that is 10% copper should be mixed with 600 ounce of an alloy that is 70%copper in order to get an alloy that is 30%copper?

Let us represent

Number of ounce of 10% copper = x

Hence, our Equation =

x × 10% + 600 × 70% = (x + 600) × 30%

0.1x + 420 = (x + 600)0.3

0.1x + 420 = 0.3x + 180

Collect like terms

0.3x - 0.1x = 420 - 180

0.2x = 240

x = 240/0.2

x = 1200 ounces

Just solve Ex: 16, 17, 19, 20 please! I don't know them​

Answers

Answer:

The order of arithmetic calculations is

B - Bracket

O - off

D - Division

M - Multiplication

A - Addition

S - Subtraction

Use this to solve

If x^2 + y^2 = 10 and xy = -3, what is the value
of (x - y)^2?

A) 12
B) 16
C) 20
D) 25

Answers

Answer:

Step-by-step explanation:

[tex]xy=-3,\ x=-\frac{3}{y}\\ \\ x^2+y^2=10\\ \\ \frac{9}{x^2}+x^2=10\\ \\ x^4+9=10x^2\\ \\ x^4-10x^2+9=0\\ \\ (x^2-1)(x^2-9)=0\\ \\ (x-1)(x+1)(x-3)(x+3)=0\\ \\ x=-3,-1,1,-3\ y=1,3,-3,-1\\ \\ (x-y)^2\\ \\ (-3-1)^2=(-4)^2=16[/tex]

My question is what is 69 x 420?










Once upon a time, there was a lovely princess. But she had an enchantment upon her of a fearful sort, which could only be broken by love's first kiss. She was locked away in a castle, guarded by a terrible fire-breathing dragon. Many brave knights had attempted to free her from the dreadful prison, but none prevailed. She waited in the dragon's keep, in the highest room of the tallest tower, for her true love and true love's first kiss." [Laughing] Like that's ever gonna happen.
[Paper Rustling, Toilet Flushes]
Shrek: What a load of--
[Toilet Door slams]
Shrek hops out his outhouse and his routine like taking a mud shower and farting in his pool.
[♪ All-Star By Smash Mouth Playing]
Steve Harwell: ♪ Somebody once told me the world is gonna roll me, I ain't the sharpest tool in the shed. She was lookin' kind of du mb with her finger and her thumb in the shape of an "L" on her forehead. The years start comin', and they don't stop comin', fed to the rules and I hit the ground runnin', didn't make sense not to live for fun. Your brain gets smart but your head gets du mb. So much to do, so much to see, so what's wrong with takin' the backstreets. You'll never know if you don't go, you'll never shine if you don't glow. Hey, now, you're an all-star. Get your game on, go play. Hey, now, you're a rock star. Get the show on, get paid. And all that glitters is gold, only shootin' stars break the mold. It's a cool place, and they say it gets colder, you're bundled up now, but wait till you get older. But the meteor men beg to differ judging by the hole in the satellite picture. The ice we skate is gettin' pretty thin, the water's getting warm so you might as well swim. My world's on fire, how 'bout yours? That's the way I like it and I'll never get bored. Hey, now, you're an all-star. ♪
[Shouting]
Steve Harwell: ♪ Get your game on, go play. Hey, now, you're a rock star. Get the show on, get paid. And all that glitters is gold, only shootin' stars break the mold. ♪
[Belches]
Villagers: Go! Go!
[Record Scrating]
Steve Harwell: ♪ Go. Go. Go. Hey, now, you're an all-star. Get your game on, go play. Hey, now, you're a rock star, get the show on, get paid. And all that glitters is gold, only shootin' stars break the mold. ♪
Villagers: Think it's in there? All right! Let's get it!
Villager 1: Whoa. Hold on. Do you know what that thing could do to you?
Villager 2: Yeah, it'll grind your bones for its bread.
Shrek: [Laughs] Yes, well, actually, that would be a giant. Now, ogres-- they're much worse. They'll make a suit from your freshly peeled skin.
Villager 3: No!
Shrek: They'll shave your liver. Squeeze the jelly from your eyes! Actually, it's quite good on toast.
Villager 3: Back! Back, beast! Back! I warn ya!
[Gasping]
Villager 3: Right.
[Roaring]
[Shouting]
[Roaring]
[Roaring Continues]
[Shouting Continues]
Shrek: [Whispers] This is the part where you run away.
[Gasping]
Shrek: [Laughs] [Laughing] And stay out! "Wanted. Fairy tale creatures." [Sighs]
Guard 1: All right. This one's full. Take it away!
[Gasps]
Guard 2: Move it along. Come on! Get up!
Captain of the Guards: Next!
Guard 3: Give me that! Your flying days are over.
Captain of the Guards: That's 20 pieces of silver for the witch. Next!
Guard 4: Get up!
Captain of the Guards: Twenty pieces.
Guard 5: Come on!
[Thudding]
Guard 6: Sit down there! Keep quiet!
Bear: [Crying] This cage is too small.

Answers

Answer:

28,980

Step-by-step explanation:

69 x 420 = 28,980

Beatifully written story/play!!!

Very innovative and just awesome!!!

Answer:

28980

Step-by-step explanation:

A car is moving along Highway 138 according to the given equation, where x meters is the directed distance of the car from a given point P at t hours. Find the values of t for which the acceleration is zero, and then find the position of the car at this time.

x = 1/4t^3 + 1/6t^3 - t^2+ 1

Answers

Answer:

1111¹5&-78+&%%567;!9098888

A cyclist averages 11 miles per hour. How many miles does the cyclist ride in 4.5 hours?

Answers

49.5 mph
I hope it’s helped.

Jacob went on a fishing trip. This year he caught 30 fish, which is six more than twice the number he caught last year. How many fish did Jacob catch last year?

Answers

Answer:

12 fish

Step-by-step explanation:

You need to work this problem backwards. If he caught 30 fish, which was six more than twice the number he caught last year, you would start by subtracting six, leaving you with 24. Then you'd have to divide by 2, because it was twice plus six as many fish, which would give you 12 fish.

[tex]\frac{30-6}{2}[/tex] = x

[tex]\frac{24}{2}[/tex] = x

12 = x

4(v+7) = -6(3v-4) +8v

Answers

Answer:

v=−27

Step-by-step explanation:

Since v is on the right side of the equation, switch the sides so it is on the left side of the equation.

−6(3v−4)+8v=4(v+7)

Simplify −6(3v−4)+8v

−10v+24=4(v+7)

Simplify 4(v+7).

−10v+24=4v+28

Move all terms containing v to the left side of the equation.

−14v+24=28

Move all terms not containing v to the right side of the equation.

−14v=4

Divide each term by −14 and simplify.

v=−27

The result can be shown in multiple forms.

Exact Form:

v=−27

Sara's office recycled a total of 12 pounds of paper over 4 weeks. How many weeks will it take Sara's office to recycle a total of 48 pounds of paper?

Answers

Answer:

16

Step-by-step explanation:

12 pounds: 4 weeks

48 pounds: 16 weeks

This year I caught 30 fish, which is 6 more than twice the number I caught last year. How many did I catch last year

Answers

30 = 6 + 2x
x = 12 fish caught last year

repost of my question i need help quicklyy help plzz

Answers

Answer:

According to logarithmic properties.... The right hand side can be written as

log base 7 (180/3).....which is log base 7 60

So according to the question cancel out the log base 7 from both sides....

Then we get 8r + 20 = 60

That is 8r = 40..

That is r = 5......

Therefore the value of r is 5

Factor the quadratic expression.

3x2 − 8x + 4

Answers

Answer:

(3x - 2) (x - 2)

Step-by-step explanation:

im smart

First multiply 3 and 4 to get 12. Now, we must get two numbers that multiply to 12, but also add to -8. The answer is -6 and 2.

Now rewrite this expression as “3x^2-6x+2x+4.

Now, group together each set of two terms and find the GCF of each. The GCF of 3x^2 and -6x is -3x. The GCF of 2x and 4 is 2.

Now, divide each group by the GCFs and place them next to each other. You should get -3x(x+2)+2(x+2). We know this is correct because the parentheses match.

Now, rewrite the duplicate factors as one, and group together what is outside the parentheses. The final answer is...

(-3x+2)(x+2).

To check, you can double distribute (FOIL) to see if it matches the original expression.


What is the slope of the line through the points,
(-4,2) & (5,-1)

Answers

Answer:

-1/3

Step-by-step explanation:

[tex]m=\frac{y_2-y_1}{x_2-x_1}\\m=\frac{-1-2}{5--4}\\m=\frac{-3}{9}=-\frac{1}{3}[/tex]

reflect (-6, -7) in the x-axis thanks:)

Answers

(-6,7) since it’s the x axis you just change the sign of the y and keep x the same

help plssssssssssssssss

Answers

Answer:

i think C

follow me

please

Answer:

it is option B hope it help

your day will full of happiness

PQ=RQ what does b =

Answers

...... ....as i said,b = 17

Blake bought a new car. He borrowed $12,500 from the bank. After 4 years he had paid off the loan and paid $1500 in interest. What rate did he borrow at? Include the steps you used to solve the problem and your answer

Answers

Answer:

3%

Step-by-step explanation:

Blake bought a new car. He borrowed $12,500 from the bank. After 4 years he had paid off the loan and paid $1500 in interest. What rate did he borrow at?

This is a simple interest question

The formula to find the rate is given as:

Equation:

r = (1/t)(A/P - 1)

t = time = 4 years

P = Principal = $12500

I = Simple Interest = $1500

A = Total Amount = Principal + Simple Interest = $12500 + $1500

= $14000

Calculation:

Solving our equation:

r = (1/4)((14000/12500) - 1) = 0.03

r = 0.03

Converting r decimal to R a percentage

R = 0.03 * 100 = 3%/year

How many total possible outcomes are there in the sample when you are flipping 3 coins: a penny, a nickel, and a dime?
O4
O 6
08

Answers

8 because when you flip one coin there is 2 outcomes: heads and tails. Therefore if you flip 3 of them it is 2*2*2=8

Find the value of √14/6

Answers

Answer:

0.62360956 is the answer to this question.

HELP MEEE PLEASE




Gilligan sees a ship coming close to the shore he's standing on. He wants to

determine the distance (SD) from the ship to the shore. He walks 130 ft along the

shore from point D to point C and marks that spot. Then he walks 23 ft further and

marks point B. He turns 90 and walks until his location (point A), point C, and point

S are collinear.

o

Answer the following questions making sure to show all your work.

(a) Can Gilligan conclude that triangle ABC and triangle SDC are similar? Why or why

not?

(b) Suppose AB = 90 ft. What can Gilligan conclude about the distance of the ship

from the shore? Explain.

Answers

The triangles ABC and SDC are similar triangles

Gilligan can conclude that triangles ABC and SDC are similarGilligan can conclude that the distance of the ship from the shore is 509 ft

How to determine if the triangles are similar

From the question, we understand points S, C and A are collinear, while line AB and SD are vertical and parallel lines at the either sides of point C.

Hence, Gilligan can conclude that triangles ABC and SDC are similar

How to calculate the distance SD

To do this, we make use of the following equivalent ratio

[tex]SD : 130 = AB : 23[/tex]

Substitute 90 for AB

[tex]SD : 130 =90 : 23[/tex]

Express as fraction

[tex]\frac{SD}{130} =\frac{90}{ 23}[/tex]

Make SD the subject

[tex]SD =\frac{90}{ 23} * 130[/tex]

[tex]SD =509[/tex]

Hence, Gilligan can conclude that the distance of the ship from the shore is 509 ft

Read more about similar triangles at:

https://brainly.com/question/14285697

solve this problem as a fraction in the lowest terms

Answers

Answer:

[tex]\frac{1}{16}[/tex]

Step-by-step explanation:

Answer:

[tex]\frac{1}{16}[/tex] is the answer

Step-by-step explanation:

you have to evaluate [tex](7-3)^{-2}[/tex] and the answer comes up to [tex]\frac{1}{16}[/tex]

Which number has only two factors?

A: 6
B: 8
C: 9
D: 11​

Answers

Answer:

D) 11 cause it is only found form multiplying 1 and 11

What is the slope for this equation in linear function y=2/3x-2

Answers

Answer:

2/3

Step-by-step explanation:

y=mx+b where m=slope and b=y-intercept.

Loris has one of each of the following colours of felt-tip pen in her pencil case:
red (R) blue (B) yellow (Y) green (G) purple (P)
She pulls out two random pens.

How many different combinations of pairs of colours are there?

Answers

there are 10  different combinations of pairs of colors.

What is the combination?

Combinations are ways to choose elements from a collection in mathematics where the order of the selection is irrelevant. Let's say we have a trio of numbers: P, Q, and R. Then, combination determines how many ways we can choose two numbers from each group.

Given, Loris has one of each of the following colors of felt-tip pen in her pencil case: red (R) blue (B) yellow (Y) green (G) purple (P) She pulls out two random pens.

from the formula of combination;

total combination  ⁿCₓ = [tex]\frac{n!}{(n-r)! * r!}[/tex]

Where, n = total numbers

r = desired number out of total

In our case

n = 5 and r = 2

Thus, the Total combination = ⁵C₂

Total combination = 5! / (3! *2!)

total combination = 5 *4 /2 = 10

therefore, There are ten distinct ways to pair the colors together.

learn more about combination here:

https://brainly.com/question/13387529

#SPJ2

convert -√3-i to polar form

Answers

Answer:

r

sin

θ

=

3

Step-by-step explanation:

,

Answer:

2cis (7pi/6)

Step-by-step explanation:

6) Walmart and Target are having deals on Barbie dolls. Walmart is selling 8 dolls for $120 and Target is selling 6 dolls for $102. Which store has the better deals on Barbie dolls? Explain how you know

Answers

Answer:

Walmart has the better deal

Step-by-step explanation:

If you do $120/8 dolls you get $15 for each doll at Walmart. If you do $102/6 dolls you get $17 for each doll. You know $15 is less than $17 making it cheaper and a better deal. Target's dolls are $2 more than Walmart. $17-$15=$2

Help!!!!!! Math problems

Answers

Answer:

(-3,-1)

Step-by-step explanation:

pls giv brainliest

Answer:

(-3, -1)

Step-by-step explanation:

Vertex

__________

The vertex is the highest or lowest point within a parabola. When you look at the point, you can see where it is exactly at.

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