Expressions

Which of the following pairs of expressions are equivalent to each other? Select all pairs of expressions that are equivalent to each other.

• 5w + 6w and 11w

• 7.2 + 2.5b - 1.8b and 4.3b

• (2f-2f) - y and 0

• -8r(5-5) and 0

• 4(w-2) and 4w-8

Which expression is equivalent to 5a + 4 - 2a - 9?

• 3a + 5

• 7a + 5

• 3a - 5

• 7a + 5

Simplify each expression. Don’t forget to be careful with your signs!!!

–100 – 27w + 54 –16w

• -43w-46

• 46-11w

• 43w+154

Add the following linear expressions, be sure to write the expression in simplest form.

(17x – 17) + (–27x + 22)

• 44x+39

• -10x+39

• -10x+5

• F

• G

• H

• J

a math expression that contains numbers and at least one operation

• numerical expression

• algebraic expression

• order of operations

• equivalent expression

Which expression represents the following calculation?
Subtract 32 from the product of 48 and 15.

• 32 – (48 + 15)

• (48 – 15) × 32

• (48 × 15) – 32

• 32 × (48 – 15)

Which phrase matches the numeric expression?
25 - 6 x 2

• twenty-five minus six times 2

• 25 minus the product of 6 doubled

• 25 minus 6 divided by 2

• the difference of 25 and 6 doubled

What is the sum of 3x - 6y + 2x + 2y? Your final answer should start with the x-term first

• 5x - 8y

• 5x - 4y

• x - 8y

• x + 4y

Which of the following is an example of a set of like terms?

• 17y, y, 17

• 18, 21g, 24

• 15x, -x, 33x

• -5x, -5y, -5xy