SOLUTION: A person goes to a fair and purchase 52 ticket. It costs 3 tickets to ride the ferris wheel and 4 tickets to ride the rollar coaster. He rode the ferris wheel and the rollercoaster

Question 455701: A person goes to a fair and purchase 52 ticket. It costs 3 tickets to ride the ferris wheel and 4 tickets to ride the rollar coaster. He rode the ferris wheel and the rollercoaster a combination of 15 times. Using linear equations how many times did he ride the roller coaster
Answer by rfer(16322) (Show Source): You can put this solution on YOUR website!
f+r=15 r=15-f
3f+4r=52
3f+4(15-f)=52
3f-4f+60=52
-f=-8
f=8
-------------------
15-8=7 r
-------------
8*3=24
7*4=28
total=52
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