Mid Chapter 8 - Quiz

Show your work on a scratch sheet of paper.

x + 23.4 = 40.7

Mathematical Equivalence

ON

Show your work on a scratch sheet of paper.

-18 = x - 9

Mathematical Equivalence

ON

Show your work on a scratch sheet of paper.

34 = 16 - x

Mathematical Equivalence

OFF

Show your work on a scratch sheet of paper.

x - 15 = 18

Mathematical Equivalence

OFF

Show your work on a scratch sheet of paper.

-8x = 63.2

Mathematical Equivalence

OFF

Mathematical Equivalence

OFF

Mathematical Equivalence

OFF

Show your work on a scratch sheet of paper.

108 = 6x

Mathematical Equivalence

OFF

On his lunch break, Calvin purchases a burger meal. The total order is $8.50, of which $1.08 is tax. Write an equation that best represents the total of his order.

• m + 1.08 = 8.50

• m - 1.08 = 8.50

• 1.08m = 8.50

• m + 8.50 = 1.08

On her lunch break, Christy purchases a burger meal for herself and two coworkers. Each meal cost $9.25 with tax. Write an equation that best represents the total bill for the meals.

• 3t = 9.25

• 9.25t = 3