Expressions, Equations and Word Problems

Translate this phrase into an algebraic expression.

8 less than the product of 4 and a number

Use the variable m to represent the unknown number.

• 8 − 4m

• 8m − 4

• 8m + 4

• 4m − 8

Translate: two times the sum of a number and five

• 2 + y + 5

• 2y + 5

• 2(y + 5)

• 2 − y + 5

4 less than x

• 4 − x

• x − 4

• 4x

• −4x

Three less than twice a number

• 2x − 3

• 3x − 2

• 3 − 2x

• 2 − 3x

Translate this phrase into an algebraic expression.

2 times the sum of a number and 15

Use the variable B to represent the unknown number.

• 2(B+15)

• 2B+15

• 2B×15

• 2×15B

7(11k + 12) + 9k

• 77k + 84
• 17k + 84 + 9k
• 86k + 84
• 63k + 84

Simplify the expression:

3(2x - 4) + 6x - 1

• 12x - 13

• 12x - 5

• 11x - 2

• - x

Which of the following is equivalent to

8h +7(2 + 4h)?

• 90h

• 12h + 14

• 50h

• 36h +14

Which expression is equivalent to:

8(5x - 7) + 3x ?

• 43x - 7

• -13x

• 43x - 56

• 40x - 7 + 3x

Simplify: Distribute first then combine like terms.

4t -3( t + 6)

• -t + 6

• 7t + 6

• t -18