An English teacher wants to know the

Mathematics

1 answer:

AfilCa [17]4 years ago

7 0

320

You add all the numbers together then divide by how many numbers there was. In this case all the numbers added to 6405. You divide by 20 because there were 20 numbers. This will get you to 320.25. The closest answer choice would be 320

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Liam finds the perfect scarf as a gift for his mother. He uses his debit card to buy the scarf. What is an advantage of using a

Hoochie [10]

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5 0

4 years ago

10-d = -34-5d solve this equation

algol13

<h3><u>Explanation</u></h3>

Given the equation.

$10 - d = - 34 - 5d$

Solve the equation for d-term.

Because we cannot subtract or add up constants and variables, we simply move the same variable term to the same side and constant term to the same constant side.

$10 + 34 = - 5d + d \\ 44 = - 4d \\ \frac{44}{ - 4} = d \\ - 11 = d$