Unit 6 Expressions and Equations

Solve for t.

6t + 4 ≤ -2

• t ≤ -1 

• t ≤ 1

• t=1

• 1=t

Which of the following is equivalent to the expression shown?(7.EE.A.1) 2(1 − x) + 3x

• 2 + x

• 2 + 2x

• 2 + 4x

• 2 + 5x

Amanda rented a bike from Shawna's Bikes. They charged her $2 per hour, x, plus a $10 fee. Amanda paid less than $27. Which inequality represents this situation and what quantities are true for x?

• 2x+10≥27, where x≥8.5

• 2x+10<27, where x<8.5

• 2x+10≤27, where x≤8.5

• 2x+10>27, where x>8.5

Simplify by combining like terms:
5a + 2b - 3a + 4

• 8a + 2b + 4

• 2a + 2b + 4

• 8ab

• 4ab + 4

Simplify the expression:
8(5 + w)

• 40 + w

• 40+8w

• 85 + 8w

• 13+8w

(7a + 4) - (9a + 2)

• -2a + 6

• 2a + 6

• -2a + 2

• 2a + 2

Select all the equations where x = 4 is a solution.

• x - 4 = 0

Which equation matches the hanger diagram?

• 7 = 3w + 1

• w + w + w = 6w

Select all the expressions that represent the total area of the rectangle.

• 5(x + 8)

• 40x

Which expressions are equivalent to 15b - 5c?

• 5(3b -5c)

• b(15 - 5c)

• 5(3b - c)

• 5 x 3b + 5 x c