SOLUTION: It costs Raquel $5 in tolls to drive to work and back each day, plus she uses 3 gallons of gas. It costs her a total of $15.50 to drive to work and back each day. How much per gall

Question 795668: It costs Raquel $5 in tolls to drive to work and back each day, plus she uses 3 gallons of gas. It costs her a total of $15.50 to drive to work and back each day. How much per gallon is Raquel paying for her gas? How do you know?

Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
If I subtract the $5 in tolls she pays, I have

She spends $10.50 on gas going to work and back
each day
She uses gallons of gas, so she spends

$3.50 / gallon

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