Question

5. When y = 7, which of the expressions below will be less than 150?

Select all that apply. *
A) y2.3 B) 3(2y + 5) + 6(3y – 14) C) 2y2 + 6y + 15 D) 8(y + 5) x 2

Answer 1

answer: A, B, and C

A) 7•2.3
16.1<150

B) 3(2•7+5)
3(14+5)
3(19)
57<150

C) 2•7•2+6•7+15
14•2+6•7+15
28+6•7+15
28+42+15
70+15
85<150

D) 8(7+5)•2
8(12)•2
96•2
192>150