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4 years ago

Solve the equation for x. 4x + 7 = 31

Mathematics

2 answers:

levacccp [35]4 years ago

7 0

Answer:

Step-by-step explanation:

$4x=7=31\qquad\text{subtract 7 from both sides}\\\\4x+7-7=31-7\\\\4x=24\qquad\text{divide both sides by 4}\\\\\dfrac{4x}{4}=\dfrac{24}{4}\\\\x=6$

oksano4ka [1.4K]4 years ago

6 0

4x + 7 = 31

-7 -7

4x = 24

/4 /4

x = 6 (Answer)

Prove.

4(6) + 7 = 31

24 + 7 = 31

31 = 31

True.

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frosja888 [35]

Answer:

Step-by-step explanation:

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3 years ago

The sum of two numbers is 84. The difference of the two numbers is 32. What are the two numbers.

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Answer:

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3 years ago

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Answer:

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Step-by-step explanation:

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3 years ago

beaus recipefor granola bars calls for 3 1/2 cups of oatmeal. he only have 1/6 cup scoop.how many scoops of oatmeal will he need

Stells [14]

<h2>Answer:</h2>

The number of scoops of oatmeal he will need for the recipe is:

21 scoops.

<h2>Step-by-step explanation:</h2>

It is given that:

Beaus recipe for granola bars calls for 3 1/2 cups of oatmeal.

i.e. the cups of oatmeal required is:

$3\dfrac{1}{2}\ cups=\dfrac{3\times 2+1}{2}\ cups$

i.e.

$\dfrac{7}{2}\ \text{cups\ of\ oatmeal\ is\ required}$

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This means that:

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3 years ago

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agasfer [191]

Answer:

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Step-by-step explanation:

Pythagorean Theorem:

Base is 7
Height is 8
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49+64=c^2
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3 years ago