Math 6, Term 2 review, Ch7 Algebraic Expressions

Write the phrase as an expression.
twice a number x plus 8

• 2 + 8x
• 2x + 8
• 2(x+8)
• 8(2+x)

Write an algebraic expression for the following.
Divide m by 7, and then subtract 4 from the quotient.

• 1/4m  -7
• (m/7) - 4
• m-7 + 4
• 7m + 4

The difference of 3 times a number and 7

• 3 - 7n

• 3n - 7

• 3n + 7

• 3÷7n

m plus the product of 6 and n 

• m + 6n
• m - 6 + n
• 6m + n
• m + 6 + n 

3x + 8   if x = 2

• 13
• 14
• 15
• 16

Evaluate the expression 7/q  for q = 7. Simplify your answer.

• 7/7
• 1
• 14
• 0

Evaluate x ÷ 4 for x=48

• 12
• 44
• 52
• 192

Evaluate x³ for x=4

• 43
• 12
• 64
• 16

5a - 6b + 4a + 3b

• 9a - 3b
• a + b
• 6ab
• -b + a

Tags

CCSS.7.EE.A.1

7(a + 8) - 5a + 4

• 2a + 60
• -5a + 60
• 2a + 56
• 7a + 4

Tags

CCSS.6.EE.A.3