Algebra Unit 1

2x + 5(y - 1) when x=8 and y=5

• 20
• 31
• 36
• -4

Which phrase does NOT describe x + 6.

• The sum of x and six.
• six more than x.
• x increased by six. 
• The product of x and two.

What is the constant in the expression 2x+5

• 5
• 2x
• 2x and 5
• There is not a constant

(4+5) ÷ 3 x 6 - 6 

• 0
• 12
• 6
• 8

(6² + 4) ÷ 10 x 5

• 20
• 30
• 50
• 90

Erica has three less than twice as many pencils as Dale has. If Dale has d pencils, which expression shows how many pencils Erica has?

• 3 - 2d
• 2d - 3
• ½d - 3
• 3 - ½d

Translate this phrase into an algebraic expression.
8 less than the product of 4 and a number
Use the variable m to represent the unknown number.

• 8 - 4m
• 8m - 4
• 8m + 4
• 4m - 8

Identify the expression that represents the description below:
2 times the difference of t and 11

• 2t - 11
• 2 (t - 11) 
• 2 (t ÷ 11)
• (2) (t) - 11

Tags

CCSS.6.EE.A.2A

Simplify the following:
-2 ⋅ (3 + 8 ÷ 4)²

• -16
• 1.375
• 4
• -50

Tags

CCSS.7.EE.B.3

78 - 2⁴ / (14 - 6) x 2

• 154
• 78
• 76
• 74