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

Algebra ->  Customizable Word Problem Solvers  -> Travel -> 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      Log On

Ad: Over 600 Algebra Word Problems at edhelper.com


    

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) About Me  (Show Source):
You can put this solution on YOUR website!
If I subtract the $5 in tolls she pays, I have
+15.5+-+5+=+10.5+
She spends $10.50 on gas going to work and back
each day
She uses +3+ gallons of gas, so she spends
+10.5+%2F+3+=+3.5+
$3.50 / gallon