Question

Under his cell phone plan, Elijah pays a flat cost of $64.50 per month and $5 per gigabyte. He wants to keep his bill at $87.50 per month. Write and solve an equation which can be used to determine gg, the number of gigabytes of data Elijah can use while staying within his budget.

Answer 1

4 gigabytes

Explanation:

64.50+5g=87.50

-64.50 -64.50

5g=23

/5 /5

g=4.6

round that down to 4 gigabytes

Answer 2

$87.50-$64.50=$23

5 goes into 23, 4.6 times

He can use 4.6 gigabytes of data or 4