SOLUTION: Rafael the trainer has two solo workout plans that he offers his clients: Plan A and Plan B. Each client does either one or the other (not both). On Monday there were 3 clients who

Question 1175560: Rafael the trainer has two solo workout plans that he offers his clients: Plan A and Plan B. Each client does either one or the other (not both). On Monday there were 3 clients who did Plan A and 2 who did Plan B. On Tuesday there were 5 clients who did Plan A and 6 who did Plan B. Rafael trained his Monday clients for a total of 6 hours and his Tuesday clients for a total of 12 hours. How long does each of the workout plans last?
Answer by Boreal(15235) (Show Source): You can put this solution on YOUR website!
3A+2B=6
5A+6B=12
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-9A-6B=-18 multiply top by -3
5A+6B=12
add them
-4A=-6
A=1.5 hours
B=0.75 hours

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