briana needs at least $680 to buy a new puppy. she has already save $400. she earns $8 an hour at her job. write and solve an inequality to find how many hours she will need to work to buy the puppy.

Answers

Answer 1

Answer:

680≤400+8h

280≤8h

35≤h  

Step-by-step explanation:

400 is the constant, and h is your variable. Solve the inequality for h, number of hours worked. Briana must work at least 35 hours.


Related Questions

Use the table to write a quadratic function in vertex form. Then rewrite the function in standard form.

Answers

Answer:

Step-by-step explanation:

The graph decreases at first, then changes direction at (2, 5).

y = a(x-2)^2 + 5

Plug in (1,11) and solve for a:

11 = a(1-2)^2 + 5

a = 6

Equation in vertex form:

y = 6(x-2)^2 + 5

Zaynab decides to put £3000 in a bank account which pays 5% compound interest per year.
She wants to know what would be the balance of this account after 8 years.​

Answers

balance would be 1,800
Interest rates during the 8 years will be = 1200£

3000-1200=1800 left

I’m trying to figure out #’s 31 and 32. I don’t need the answers I just need guidance on how to figure them out.

Answers

Answer:

open circle means less than OR greater to

closed circle means less than or equal to OR greater than or equal to

(3/4)^-1 (4/3)^-2 exponent solving

Answers

Answer:

7/12

Step-by-step explanation:

3/4 - 4/3 = 7/12 or 0.583

9 slices from 1 cake =
slices from 2 cakes

Answers

Answer:

18?

Step-by-step explanation:

Well uh since it's 2 cakes wouldn't you multiply 9 by 2?

I mean I tried given the little information in the question so

Correct me if I’m wrong I think it’s 18

Compare Texas to Carolina. Write the answer in scientific notation. Texas= 2.5x10 to the power of 5. Carolina= 1.2x10 to the power of 3.

Answers

Answer:

Texas is 2.08333 * 10^2 times the size of Carolina.

Step-by-step explanation:

Given :

Given that:

Texas= 2.5x10^5

Carolina = 1.2x10^3

Comparing the size of Texas and Carolina

Texas / Carolina

(2.5 * 10^5) ÷ 1.2 * 10^3

(2.5/1.2) * 10^5-3

2.08333 * 10^2

Hence, Texas is 2.08333 * 10^2 times the size of Carolina.

Choose the equations that have (-3, 5, 3) as a solution. Select the two correct
answers.
-x- y + 5z = 1
x - 2y + 3z = -4
x+y-z= -1
-x+y-z=4
2x - y + z = 8

Answers

Answer:

d and b

Step-by-step explanation:

HELP FOR BRAINIEST!!

Please write each equation in Slope-Intercept Form!

Answers

Answer:

y=-2/3x-3 is the equation in slope intercept form

Step-by-step explanation:

Hope this helps (:

Simplify the like terms
3w - 2h + -5w+6h

Answers

simplified answer:

4h-2w

[tex]\huge\text{Hey there!}[/tex]

[tex]\large\text{3w - 2h + -5w + 6h}[/tex]

[tex]\large\text{COMBINE the LIKE TERMS}[/tex]

[tex]\large\text{(3w + (-5w)) + (-2h + 6h)}[/tex]

[tex]\large\text{(-2h + 6h) = 4h}[/tex]

[tex]\large\text{(3w - 5w) = -2w}[/tex]

[tex]\boxed{\boxed{\large\text{Answer: \bf4h - 2w}}}\huge\checkmark[/tex]

[tex]\text{Good luck on your assignment and enjoy your day!}[/tex]

~[tex]\frak{Amphitrite1040:)}[/tex]

Tonya pays $300 each month to rent an office where she earns $25 per hour tutoring students. Which equation represents Tonya’s profit, y, for working
x hours?

Answers

Answer:

y = 25x – 300

Step-by-step explanation:hope I helped

3
A few friends went bowling. The scores
are given below. Use the scores to
calculate the range of the data. *
(1 Point)
104, 117, 104, 136, 189, 109, 113, 104

Answers

Answer:

The range here is 85

Step-by-step explanation:

Here, we want to calculate the range of the data

Mathematically, the range is defined as the difference between the lowest value and the highest value in the dataset

From the given data points, the highest value is 189, while the lowest value is 104

So the range is the difference between the two which is;

189-104 = 85

how does a fraction model help you

Answers

Answer:

Fraction models can help clarify ideas that are often confused in a purely symbolic mode and construct mental terms that help them to perform fraction tasks meaningfully.

Step-by-step explanation:

Mohamed wants to buy a television that costs $800, including taxes. To pay for the television, he will use a payment plan that requires him to make a down payment of $200, and then pay $65 each month for 10 months. What is the percent increase from the original cost of the television to the cost of the television using the payment plan?

Answers

Answer:

6.25%

Step-by-step explanation:

I'm simply returning the favor.

If the down payment is $200, then we can subtract:

$800 - $200 = $600

Then we can find the "rent" times ten, then subtract it from the $600 left to pay.

$65*10 = $650

Now here is the hard part. We know that 600 < 650. So we need to subtract 650 from 600.

$650 - $600 = $50

Now we need to find how much more Mohamed paid than the original price.

$850 is _____% more than $800.

$850 is 106.25% more than $800.

Subtract 100% to get the difference.

6.25% is your answer.

Hope this helps. Have a nice day.

Determine whether you can construct many, one, or no triangle(s) with each description.

An isosceles triangle with side lengths of 6 cm, 6 cm, and 9 cm
One Triangle
Many Triangles
No Triangles

A right triangle with side lengths of 9 cm, 12 cm, and 15 cm
One Triangle
Many Triangles
No Triangles

A scalene triangle with angle measures of 140° and 20°
One Triangle
Many Triangles
No Triangles
____________________________________________________________________

it looks weird but it's basically asking how many triangles you can make with whatever description it gives- yea im stu.pid and dont understand it

Answers

Answer:

First one is one triangle.

Second one is one triangle.

Third one is no triangle (I think, I've never studied this kind of math before so I'm kinda stumped)

6+ 3x = 15 with work!

Answers

Answer:

X=3

Step-by-step explanation:

Rearrange terms

6+3=15

3+6=15

Subtract from both sides of the equation

3+6=15

3+6−6=15−6

Simplify

Subtract the numbers

Subtract the numbers

3=9

x=3

X = 3.

Step-by-step explanation:

1) Subtract 6 from both sides.

[tex]3x = 15 - 6[/tex]

2) Simplify 15 - 6 to 9.

[tex]3x = 9[/tex]

3) Divide both sides by 3.

[tex]x = \frac{9}{3} [/tex]

4) Simplify 9/3 to 3.

[tex]x = 3[/tex]

So, therefor, 5he answer is x=3.

Which inequality describes the possible values of x?
B
F
12
50°
с
E
G
(5x-10)
10
D
A. 2 O
B. 2 C. 2 D. 2 < x < 22

Answers

Answer:

Step-by-step explanation:

ive done this before and the answer to the equation is c and also truss me on this if you want. I wouldnt

The inequality that describes the possible value of x is 2< x < 22.

What is inequality?

In mathematics, "inequality" refers to a relationship between two expressions or values that is not equal to each other. Therefore, inequality emerges from a lack of balance.

Given that ∠A = 50°

AB ≈ DE ≈ EF

BC = 12

CD = 10

And the ∠E = (5x - 10)°

From the Graph, we can see that Angle A is the alternate angle to angle G

Alternate angles are the angles that occur on opposite sides of the transversal line. We can easily spot two interior alternate angles by drawing Z. The value of alternate angles is equal.

thus, ∠A = ∠E

50° = 5x -10

5x = 60

x = 12

Therefore, from the given options the value of x lies in the inequality 2 < x < 22.

Learn more about inequality here:

https://brainly.com/question/29166625

#SPJ2

Lauren got 321$ for her birthday. She wants to put 20% in her savings account. How much will she have left over to buy new clothes?

Answers

Answer:

$256.80

Step-by-step explanation

Change the 20% to a decimal, .20, the multiply it by the total amount of $$$, 321, and you get $64.20. Subtract that by the total amount to get the amount left over for her to get new clothes.

Hope it helps!! :))))

Steve is playing a carnival game. He wants to win a prize, but he thinks he has about a 20% chance of winning. He uses the expression 0.2t to calculate the number of games he will need to play in order to win a prize.

If he plays the game 12 times, about how many times can he expect to win?

Answers

Answer:50%

Step-by-step explanation:

Steve's expected times of winning in 12 trials is about 2 times.

What is probability?

Probability is the chance of occurrence of a certain event out of the total no. of events that can occur in a given context.

The winning chance of Steve is 20% or 0.2.

We know, We know The expected value, also known as the expectation, average, is a generalization of the weighted average in the field of probability theory.

Informally, the anticipated value is the arithmetic mean of a significant number of outcomes of a random variable that were independently chosen.

Therefore, If he plays the game 12 times the number of times he is expected to win is,

= 12×0.2.

= 2.4 Or 2 times.

learn more about probability here :

https://brainly.com/question/743546

#SPJ2

Which value of x from the set { 8 , 11 , 61 , 67 } makes the equation ( x − 3 )² = 64 true?

8
11
61
or 67

Answers

Answer:

I

Step-by-step explanation:

this its 61 ok thanks you

What is
h(x) = 1/(x-5)3

Answers

Answer:

lim_( 3\/(-5 + x) = 0

Step-by-step explanation:

h(x) = 1\/(x - 5)×3

{x element R : x!=5}

{h element R : h!=0}

d\/dx(3\/(x - 5)) = -3\/(x - 5)^2

integral 3\/(x - 5) dx = 3 log(x - 5) +

what is the [?]

which one answers this equation. please help

24 [?] 3/4= -32

answer choices:
x (times)
+ (plus)
- (minus)
/ (divided by)

Answers

/ (Divided by) i think it is right

simplifique o seguinte produto notável: (2x-6)²​​

Answers

Answer:

Multiply first and add the negative sign and multiply all of it 2 times

Step-by-step explanation:

Answer:

4x +36

Step-by-step explanation:

= (2x - 6) * (2x - 6)

= 4x -12x -12x +36

= 4x +36

Just say yes if equivalent or no if not equivalent

5x and x + 5

Answers

Answer:

I am pretty sure there equivalent

Help plsssss.
Will mark brainlest

Answers

Step-by-step explanation:

y = mx + c

m before x = slope

C. y = 3x - 1

slope = 3

select C

Answer:

c) y=3x-1

Step-by-step explanation:

y=mx+b

A tv costs $215 and has a 30% increase. What is the amount of increase? Show your work

i well try to give brainlist for first to answer correctly

Answers

Answer:

The price increased by 64.5, which makes a total of 279.5

Step-by-step explanation:

215*0.30 = 64.5

215 + 64.5 = 279.5

0.30 = 30% of 100

When you multiply by 0.30 you get 30%, or with any decimals, like multiply by 0.50 to get 50% of something, etc.

The Points in the table lie on a line. Find the slope of the line.
The slope is —-???

Plz I need help

Answers

Answer:

The slope is 2/5

Step-by-step explanation:

1.) Do (y1-y2)/(x1-x2)

(4-2)-(7-2) which is 2/5

2.) 2/5 is the slope

the phone case you want to buy is marked down 30%, and you have a 25% off coupon. You pay $42.00. Can this equation be used to find the original price of the phone case? If so, what is the original price? Explain​

Answers

45% is the correct answer

HELP PLZ PLZ PLZ PLZ

IT IS A PIC

Answers

Answer:

A

Step-by-step explanation:

just count lol

it's 14 cubic units.

Find Measures in Intersecting Circles
The diameters of D, B, and A are 4 inches,
9 inches, and 18 inches, respectively. Find AC.
A. 3 in.
B. 5 in.
C. 7 in.
D. 9 in.

Answers

A bybybybybybynybybybybyvtvtvttvtvvtvttvtvtvvtvt
7 in. Because if the diameter of D is 4 then the radius is of circle D is 2 then at then you subtract that from the 9 inches (from line A to D) and you get 7 inches (from A to C)

A number tripled and tripled again is 576. What is the number?

Answers

Answer:

192

Step-by-step explanation:

Answer:

It is either 64 or 96. Thank u for ur time

Step-by-step explanation:

I literally used a calculater... and thats the truth...

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