chloee2004 chloee2004

03-02-2018
Mathematics

contestada

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

Respuesta :

texaschic101 texaschic101

03-02-2018

4x + 16 < 80....subtract 16 from both sides
4x < 80 - 16
4x < 64....divide both sides by 4
x < 64/4
x < 16 <===

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