Efrain must spend less than $80 on his phone bill this month. He pays a monthly fee of $16, plus an additional $4 for each long-distance call.

4x + 16 < 80

How may long-distance calls can Efrain make this month?

A. x<16

B. x<48

C. x<4

D. x<64

Question

Adeline Hartman

11 March, 22:59

+1

Answers (1)

Know the Answer?

Ernest Pham · Answer 1

4x + 16 < 80 ... subtract 16 from both sides

4x < 80 - 16

4x < 64 ... divide both sides by 4

x < 64/4

x < 16 <===

Efrain must spend less than $80 on his phone bill this month. He pays a monthly fee of $16, plus an additional $4 for each long-distance call.4x + 16 < 80How may long-distance calls can Efrain make this month?A. x<16B. x<48C. x<4D. x<64