RJHS 6.EE.7 Equations Test 2

True or false?

When y = 6, 8y = 48.

Which property of equality would you use to solve the equation?

9p = 54

• addition property of equality

• subtraction property of equality

• multiplication property of equaltiy

• division property of equality

What operation has an inverse relationship with addition?

• addition

• multiplication

• division

• subtraction

Which of the following explains how to get the variable alone on one side of the equation?

n - 24 = 17

• add 17 to both sides

• subtract 17 from both sides

• add 24 to both sides

• subtract 24 from both sides

Solve the equation.

m - 253 = 459

While solving an equation, Maria said that she can divide by 2 to both sides of her equation. Is this correct? Explain your reasoning.

Which equation would have a solution of n = 20?

• 4n = 24

• 3n = 60

• 5n = 40

• n-3 = 7y

A summer recreation league has 72 girls signed up for softball. Each softball team has 12 players. Write an equation to show the number of teams that could be formed. Solve the equation and explain how you got your solution.

A school spent $149.25 on baseballs. Each baseball cost $1.99. Choose the equation that shows the number of baseballs purchased by the school. Which of the following is the correct number of baseballs purchased?

• $1.99 + b = $149.25

  75 baseballs

• $1.99b = $149.25

  75 baseballs purchased

• $1.99 + b = $149.25

  72 baseballs

• $1.99b = $149.25

  72 baseballs