Module 5 Test

Which expression is equivalent to \( (y + 7) - (-4y + 8) \)?

• 5y - 15

• 5y - 1

• -3y + 1

• -3y - 1

Seth sells homemade candles for $14.35 each. It costs him $2.40 for materials to make 3 candles. If Seth sold 21 candles last week, how much money did he earn?

• $301.35

• $294.15

• $291.75

• $284.55

Which expression is equivalent to \( 10(-\frac{4}{5}x + 3) - 2x \)?

• -8x + 3

• -10x + 3

• -10x + 30

• -30x + 30

Which expression is equivalent to (4.25x + 8) + (-1.5x - 12 )?

• 2.75x - 4

• 2.75x + 20

• 5.75x - 4

• 5.75x + 20

What is the value of 4 * -6 /7 * 1/3

• 1 1/7

• 2/21

• -2/21

• -1 1/7

The temperature at noon was 8.5°C. By midnight, the temperature had decreased 14.8°C. What was the temperature after it decreased?

• 23.3°C

• 6.3°C

• -6.3°C

• -23.3°C

Which expression has a value of 59?

• 7.5 + 3 · (6 - 4)

• 7.5 + (3 · 6) - 4

• (7.5 + 3) · 6 - 4

• (7.5 + 3) · (6 - 4)

What is the BEST estimate of the expression 29.8 ÷ 3 ∙ 4 7/8 + (−52)

• 0

• 10

• 90

• 100

21.64 − (3 3/4) + (−8.89) − (−2 1/2)

Evaluate responses using AI:

OFF

A triangle has side lengths of (3a + 7), (a − 14), and (2a − 1). What simplified expression represents the perimeter of the triangle?

Evaluate responses using AI:

OFF