Math IA - 1.7 DHQ (1st) 9/19

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.

• 4m + 8
• 8m - 4
• 8m + 4
• 4m - 8

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

Simplify:
11x + 12y + 1y + 10x - 2

• 13y + 21x - 2
• -13y + 21x - 2
• -1y - 2x 
• 13x + 21y - 2

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

• 8x-3
• 8x+11
• 4x-5
• 8x-5