Grade 6 Unit 11

Select all of the expressions that are equivalent to the value of 2y - 4x when x = 5 and y = -1.

• 2(-1) + 4(5)

• 2(-1) - 4(5)

• (-2) - 20

• -18

• -22

• 3

• 5

• 7

• 8

Select all of the expressions that are equivalent to the 3x + 9(2y - x).

• 2x + 18y

• 18y - 6x

• 18y - x + 3x

• 9(2y - x) + 3x

• -2(3x - 8y) - 2y

• -5

• -1

• 1

• 5

• -4

• -40

• -400

• -4000

Select all of the expressions that are equivalent to 8h + 9k - 6h + 24k.

• 2h + 33k

• 14h + 33k

• 8(3k + h) + 3(3k - 2h)

• (8h - 6h) + (9k + 24k)

• 3(8k + 3k) - 2(-2h)

• Value: -36

• Value: 36

• Value: 78

• Value: -78

Evaluate each expression. If necessary, use the space provided to show your work. Expression: 5(7 - 3x) + 9k when x = -8 and k = 4. Value: _______

• Value: 191

• Value: 100

• Value: -191

• Value: 0

Which value of x is the solution to -6x + 22 = 8(1 - x)?

• -7

• -3

• 1

• 2

Select all of the values of x that are solutions to 17 - 7x > 3(10x - 4) + 61.

• -2

• -1

• 0

• -4

• 2