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3 years ago

How much water will be needed to fill a cubic hot tub that has one side with an

Mathematics

1 answer:

ale4655 [162]3 years ago

3 0

Answer:

Step-by-step explanation:

A pool calculator, or a few simple equations, will give you the ... chemicals into your pool willy nilly, you need to know how much to use. .... key part of your equations is this: One cubic foot of water contains 7.5 ... Rectangular or Square Pool Volume ... 3.14 × 144 × 4 × 7.5 = 13,564.8 gallons ...

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If f(x) = 2x squared - 5x + 7 what is the value of f(-3)

ch4aika [34]

Answer:

f(-3)=40

Step-by-step explanation:

4 0

3 years ago

Solve the equation and enter the value of x below. x + 29 = 49 X =

andrew-mc [135]

Answer:

x = 20

Step-by-step explanation:

x + 29 = 49

- 29 - 29

x=20

5 0

3 years ago

What fraction has a decimal value between 1/2 and 3/4

andreyandreev [35.5K]

To find the decimal value, we must convert 1/2 and 3/4 into decimal.
1/2=0.5
3/4=0.75
Now we just have choose a random decimal in between the decimal.
Let's choose 0.6
Now we have to convert the decimal into a fraction. So we'll multiply the decimal by100.
0.6×100=60
Then we make the 60 into a fractions. 60/100
Then we'll simply the fraction. 60/100÷10=6/10÷2=3/5
There you go. You have your answer.

7 0

4 years ago

Read 2 more answers

Help me please in my module

Ghella [55]

Answer:

1.(b)

2.(b)

3. (d) 4cm

4.(a)

Explanation :

The polygons will have the same shape and size, but one may be a rotated, or be the mirror image of the other.Polygons are congruent when they have the same number of sides, and all corresponding sides and interior angles are congruent.

5 0

3 years ago

Justine charges $25 to wash a dog. She washed 5 dogs on Saturday and then some more on Sunday. She made $325 for the weekend. Ho

Marrrta [24]

Answer

• A. Equation: 25(5 + x) = 325

• B. Answer: 8 dogs

Explanation

Given

• Charge to wash a dog: $25.

• She washed 5 dogs on Saturday and then some more on Sunday.

• She made $325 for the weekend.

Procedure

She charges $25 per wash, she made $325 for the weekend, and we know that on Saturday she washed 5 dogs, but we don't know how many she washed on Sunday. Thus, we have to build an equation in which the number of dogs washed on Sunday is represented by x (as we do not know the real number).

Considering that the total money made has to be equal to the multiplication of the charge times the dogs washed, the equation is: