Lessons 4 and 5 Expressions Review

What is the correct translation for this expression:

"Five less than twice a number"

• $5-n^2$

• $5-2n$

• $n^2-5$

• $2n-5$

2m + 3y - 7 

How many terms are there in this expression?

• Three

• Five

• Two

• One

"Twice the difference of a number and eleven"

• 2n - 11

• 11 - 2n

• n + n - 11

• 2(n - 11)

If x = 5, find the value of 7x - 1

• 34

• 36

• 35

If y = 4, find the value of 3y + 5

• 27

• 12

• 17

Solve 14 - cd when c = 2 and d = 7

• 0

• 28

• 16

• 23

5 times d and then increased by 8

• 5d + 8

• 5 + 8d

• 5 + 8 + d

• 5d-8

What are the variables of  
7x + 6y - 9

• 6,7
• 9
• 6y, 7x
• x, y

What are the coefficients in the expression
8a + b + 9?

• 8 only
• 1 and 8
• 8 and 9
• 1, 8, and 9

Identify the constant of the algebraic expression:

3x + 5

• 3

• x

• 5

• 3x and 5