Review Expressions

What do you call each part of an expression that is separated by a + or a -?

• coefficient

• constant

• variable

• term

What is the coefficient in this expression?
3x+4-2

• x

• 4

• 3x

• 3

Evaluate the expression.        Let    a = 4
5a + 7a - 8

• 48

• 28

• 40

• 35

(3 + 4)² - 32 

• 7

• 112

• 17

• -7

How do you write this in exponent form?
4 * 4 * 4 * 4 * 4 * 4 * 4 * 4

• 4⁷

• 65,536

• 4⁸

• 7⁴

Write the phrase as an expression. "10 less than a number n"

• 10-n

• n-10

• n+10

• 10-n

What is a number decreased by seventeen?

• n + 17

• n - 17

• 17 + n

• 17 - n

What is 5 less than the product of 6 and s?

• 6s - 5

• 5 - 6s

• 5 + 6 - s

• 6 - s -5

a number cubed plus 8

• n ∙ 4 + 8

• n² + 8

• n³ + 8

• n + n + n + 8

Evaluate n + 5² for n=3

• 13

• 8

• 25

• 28