Expressions Review

Which two of the following numbers have the same value?

• 2³ and 3²

• 4³ and 8²

• 3³ and 4²

• 4² and 5²

Please factor 24 + 30 to find an equivalent expression.

• 6(4+5)

• 6(4+6)

• 8(3+12)

• 8(3+4)

Use math properties to find an equivalent expression to

5(4x+3) - 2x.

• 18x + 15

• 7x+8

• 18x+3

• 2x+8

Substitute w=45 into 2(w-7) and find the value.

• 38

• 76

• 52

• 83

If x=5, which expression when solved has the greatest value?

• 2x+6

• 3x+2

• 4x-5

• 5x-10

Solve:

11²-(12-4)²+3

• 30

• 40

• 50

• 60

In the algebraic expressions -3x²+4y+n+8,

• the 8 is a constant.

• the 8 is a coefficient.

• the -3 is a constant.

• the 4 is a variable.

5³=5x5x5

• True

• False, 5³=5+5+5

• False, 5³=3⁵

Use the distributive property to rewrite this expression:

4(x+5)

• (4+x) + (4+5)

• 4x+5

• (4)(x) + (4)(5)

• (4)(x) * (4)(5)

The number before a variable is the _____.

• term
• constant
• coefficient
• variable