Question

Under his cell phone plan, Bashir pays a flat cost of $56 per month and $4 per gigabyte. He wants to keep his bill at $71.60 per month. Write and solve an equation which can be used to determine xx, the number of gigabytes of data Bashir can use while staying within his budget.

Answer 1

x=$3.90

Explanation:

this is the equation 56+4x=71.6

subtract 56 from both sides 4x=15.6

divide 4 from both sides x=3.9