I'm having trouble with finding the solutions.

I'm Having Trouble With Finding The Solutions.

Answers

Answer 1

Answer:x=−8 and y=8

Step-by-step explanation: Do you want it solved step by step?

Answer 2

Answer:

One solution, (-8,8)

x = -8

y = 8

Step-by-step explanation:

-6x + 3y = 72    then 3y = 72 + 6x,      y = 24 + 2x

5x + 8y = 24

substitute for y:

5x + 8(24 + 2x) = 24

5x + 192 + 16x = 24

21x = -168

x = -8

y = 24 + 2(-8) = 8


Related Questions

The first is 4 inches wide and 15 inches long. ​The second is 9 inches wide. ​ ​Find the length of the second rectangle. A 6.67 inches B 2.4 inches C 41 inches D 33.75 inches

Answers

Answer:

D - 33.75

Step-by-step explanation:

If the rectangles are similar, then you can use this cheat:

Width:

9/4 = 2.25

2.25 is the scale factor between the two rectangles.

Using the new-found scale factor, you can do this:

15 x 2.25 = 33.75

This means the length on the second rectangle is 33.75 inches long.

Hoping this helps you! :)

can somebody help me?

Answers

Answer:

15x + 7

Step-by-step explanation:

8x + 16 + 7x - 9 =

15x + 7

Hope that helps!

Solve 4 5/6 + 9 5/9 for the answer

Answers

Answer:

259 /18 = 14  7/18  ≈14.389

Step-by-step explanation:

=14.999 I believe ....

What is the measure of angle Q?
A. 27°
B. 33°
C. 40°
D. 120°

Answers

Answer:

27 degrees ( option A)

Step-by-step explanation:

It is the only option that is smaller than 33 degrees,  (which is because SRT ~ PQB) and it is dilated by a fraction

Answer:

q=33

Step-by-step explanation:

is the correct answer because we can see that r=q

2x+a=5-bx
PLEASE HELP THIS IS SUPER URGENT.... WHOEVER ANSWERS WILL BE MARKED BRAINLIEST

Answers

Answer:

If x is 4 and b is 6 the equation would have one solution

if x is 7 and b is 5 the equation would have no solutions

if x is 8 and b is 6 the equation would have infinitely many solutions

Step-by-step explanation:

i meant to type a.

just pretend x = a

mark me as brainliest pls


Mark brought chocolate and vanilla cupcakes to school for his birthday
100 students decided to take a cupcake, and 80% of them picked vanilla.
How many people picked a vanilla cupcake?

Answers

Answer:

80 students decided to take a vanilla cupcake.

Step-by-step explanation:

100 * 0.80 = 80

The unit of ratio is expressed in
a) Metre
b) Gram

Answers

The unit of ratio is expressed as none. Ratio comprises of similar type of quantities so the units cancel out each other and thus there is no unit for a ratio. There is no unit for ratio. The numbers in the ratio will be of same unit - the unit can be meter or gram or litre or any such unit.

In the kite below, mAngle B is-congruent-to mAngle D. The measure of Angle D = 87 degrees, and the Angle C = 74 degrees.

What is the measure of Angle A?
90°
112°
122°
199°

Answers

Answer:

112°

Step-by-step explanation:

Answer:

112

Step-by-step explanation:

someone pls help me!!

Answers

Answer:

[tex] r = \frac{12\sin 20\degree}{ \sin 35\degree } [/tex]

Step-by-step explanation:

By sine rule

[tex] \frac{r}{ \sin \angle R } = \frac{p}{ \sin \angle P} \\ \\ \frac{r}{ \sin 20\degree } = \frac{12}{ \sin 35\degree } \\ \\ r = \frac{12\sin 20\degree}{ \sin 35\degree } [/tex]

PLEASE ASAP I NEED HELP ON THIS PROBLEM

Answers

Answer: to be true  I don't understand this

Step-by-step explanation:

Paul organised an event for a charity.

Each ticket for the event cost £19.95
Paul sold 395 tickets.

Paul paid costs of £6000
He gave all money left to the charity

Work out the an estimate for the amount of money Paul gave to the charity?

Answers

Answer:

The answer is 2000. Hope this helps! If I could have brainliest I'm trying to rank up :)

Step-by-step explanation:

This question asks us to estimate the amount of money Paul gave to Charity.  

To work out an estimate we must start by rounding the numbers we are given to 1 significant figure and the

Starting with 19.95 --> this rounds to 20 and 395 rounds to 400.  

Then we have to multiply these numbers together:

20 x 400 = 8000

3. Finally subtract 6000 from our estimate

8000-6000=2000

The answer is 2000.

Can someone tell me what x equals!

Answers

Answer:

12

Step-by-step explanation:

hope u find this helpfull

Answer:

Step-by-step explanation:

x = 12

the triangle was made smaller (i forget what the term is)

it was made smaller by  [tex]1\frac{1}{3}[/tex]

to find that you divide 24 by its equivalent side on the other triangle which would be 18

24 / 18 =  [tex]1\frac{1}{3}[/tex]

to find what x is equal to you have to find the equivalent side on the other triangle. this would be 16. since the triangle with 16 is bigger the equation is:

16 / [tex]1\frac{1}{3}[/tex] = 12

so x = 12

For the end-of-year party, Mt. Rose Middle School ordered a total of 112 pizzas. There were eight fewer veggie pizzas than there were pepperoni pizzas. There were three times as many combo pizzas as pepperoni pizzas. How many pepperoni pizzas were ordered?

HELPPPPP PLSSSSSSSSSS

Answers

Answer:

24 Pepperoni pizza

Step-by-step explanation:

v = veggie

p = pepperoni

c = combo

v+p+c=112

p-8 = v

3p=c

substitute both values in equation above, thus,

p-8+p+3p = 112

5p-8=112

5p=120

p=24

Zeros of the function of x = -6, and x = -2

Answers

Answer:

Step-by-step explanation:

If x=(-2,-6) are zeros of the function y then

y=(x+2)(x+6) which expands to

y=x^2+8x+12

what is -3(2m-5)=1/2(-12m+30)

Answers

Answer:

answer is 0

Step-by-step explanation:

-6m+15=-6m+15 !!!!!!!!!!



f(x) = 3x^4 + 19x^3 + 69x^2 + 99x + 26
a) Use the Rational Zeros Theorem to list all the possible rational zeros of f(x). List all possible zeros.
b) Use synthetic division and the possible rational zeros above to obtain the FIRST zero. What is the first zero you used? Show the steps used using synthetic division that you
used to arrive at the answer.
c) Use synthetic division and the possible rational zeros to obtain the SECOND zero. What was the second zero you used? Show the steps used using synthetic division that
you used to arrive at the answer.
d) Find the remaining zeros by using factoring, the square root property, or the
quadratic formula.
e) List all the zeros
Show all the work

Answers

Answer:

sorry

Step-by-step explanation:

Solve the system of equation 2x + y = -4 and 5x – 3y = 1 by the method of elimination​

Answers

Step-by-step explanation:

first step while implementing the elimination method is to look at the numbers which can be multiplied to which in order to have like terms as solved below

as you can see in equation number 2 that the number three can be multiplied with equation 1 in order to have like terms so you can cancel them out

so , multiply 3 with the whole of equation 1

3( 2x + y = -4 )

= 6x + 3y = -12

( keep in mind the sign of the number)

5x -3 y = 1

now ,

we have

6x + 3y = -12

5x -3y = 1

as you can see that now we have like terms and when we add both these equations the like terms cancel out each other as they have opposite signs ( + - gives you - )

so , once you add the like terms this is what you will get

6x + 5x +3y-3y -12+1

= 11x + 0 - 11

then you can simplify this further for x first

11x = 11

x = 11/11

x = 1

now we have the value of x let's simply further for y

let's take equation 2

5(1) - 3y =1

5 -3y = 1

5-1 = 3y

4 = 3y

4/3 = y

to confirm your values you can put these values in one of the two equations given initially , let's use equation two to check .

5x-3y = 1

( now let's place the values of x and y into the equation and see if our answer is 1 )

5 (1) - 3 (4/3)

= 5 - 4

= 1

it is correct

Find the volume of the pyramid

1120
3360
560
1680

15 points!!

Answers

[tex] \huge \underline \pink {answer}[/tex]

1120

[tex] \huge \underline \pink {solution}[/tex]

ℹ️we have to find base area of the given pyramid first..ℹ️

▶️ let the base of the pyramid be "x"

▶️ x = width of the base × length of the base

▶️ x = 16 × 14

▶️ x = 224

hence the base is 224.. Now ,

▶️ volume of pyramid = 1/3 × base area × height

▶️ volume of pyramid = 1/3 × 224 × 16

▶️ volume of pyramid = 1120³

Determine the values of the variables that will prove the figures similar


Will make brainliest answer!!!! ​

Answers

hi to make the figures similar, the angles will remain the same

set the two given angle degrees together
(4x + 27) = 95
subtract 27 on both sides
4x = 68
divide both sides by 4
x = 17

since A is the only option with x = 17, the answer is A

Need help with 20! Have a nice day

Answers

[tex]\mathfrak{\huge{\orange{\underline{\underline{AnSwEr:-}}}}}[/tex]

Actually Welcome to the Concept of the Profit and loss.

Since, in the comparison for the better buy than the 4 boxes for $3.79 is

Option A.) 6 for $5.75

because all other three are costlier than the their original price,

also, 3.79/4 = $0.94

if, $0.94 * 6 = $5.685

so, $5.685 means,the the buy is better that original price.

-16t^2 + 121t + 1

Help me pleaseeee!

Answers

You first subtract and a e. E see where that gets you subtract or add the first number

I need these questions done. I'm lost. And all my points are gone pls help............................................................................

Answers

Answer:

Step-by-step explanation:

(x+1)(x+6)/(x+1) = x + 6

(x-19)(x+2)/(x+2)= x - 19

(x-8)(x-2)/(x-2)= x - 8

Answer:

x+6 x-19 x-8 from top to bottom

Step-by-step explanation:

Hope this helps give brainliest if you can

List all number from the given set that are: real number, whole number, integers, natural number, rational numbers and irrational number

(-3, -2/7,0,0.75, square root of 5,2.6, square root of 36)

Answers

3=4+29 and there is your answer

What is the Average?

Answers

Answer:

-3

Step-by-step explanation:

Answer:

average =(-34+-37)/2=-71/2=-35.5

Kate bought a house for 198,000 and then sold it for 230,000 when you’re later. What is the profit as a percentage?

Answers

Answer:

16.16%

Step-by-step explanation:

calculate the percent change

For these questions find the probability of drawing the given cards at random from a standard 52-card deck under each condition: (a) with replacement and (b) without replacement. Write your answers as fractions in simplest form.


2) A club, then a spade

a. With replacement


b. Without replacement


3) An ace, then a queen

a. With replacement


b. Without replacement

Answers

Answer:

2

a) 6.37%

b) 6.25%

3

a) 0.60 %

b) 0.59 %

Step-by-step explanation:

2 )

a) With replacement

Probability of extracting a club is 13/52

Probability of extracting a spade is 13/51

13/52 * 13/51

= 6.37 %

b) Without replacement

13/52 * 13/52

= 6.25 %

3) With replacement

Probability of extracting a ace is 4/52

Probability of extracting a queen is 4/51

4/52 * 4/51

= 0.60 %

b) Without replacement

4/52 * 4/52

= 0.59 %

A photographer rented a booth at an art fair for
$630. The photographer sold each photograph
for $45 and made a total of $1,980 after
paying for the booth. How many photographs
did the photographer sell at the fair?

Answers

Answer:

58

Step-by-step explanation:

1980+630 then divide by 45

Help me plzzzzzzzzzZzzzzzzzzzZ

Answers

Answer:

Option A is correct answer..

Pls sandhya se baat karado yaar ,

nhi to mai mar jaunga .

Pls sandhya baat karlo na yaar .

ʜᴀᴠᴇ ᴀ ɢᴏᴏᴅ ᴅᴀʏ

❥︎ ʏᴜɢᴀʟᵇᵒˢˢ!

Answer:

its A

Step-by-step explanation:

What’s the area? For this

Answers

to figure out the area you have to use the formula 1/2 base times height.

Write the numerical coefficient of ‘q’ in the expression 10p ― 5q + 24​

Answers

Answer:

-5 is your answer

Step-by-step explanation:

Hope it helps you

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