SOLUTION: L=(3x+20) m=(2X+40)After the problem is solved, they both have to be equal. Can you help me with this?

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Question 163604: L=(3x+20) m=(2X+40)After the problem is solved, they both have to be equal. Can you help me with this?
Answer by checkley77(12569) About Me  (Show Source):
You can put this solution on YOUR website!
L=(3x+20) m=(2X+40)
If you mean L=m then:
3x+20=2x+40
3x-2x=40-20
x=20 Answer.
Proof:
3*20+20=2*20+40
60+20=40+40
80=80