SOLUTION: if a=2x+3 and b=4x-7, for what value of x is 3b=5a?

SOLUTION: if a=2x+3 and b=4x-7, for what value of x is 3b=5a?

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Question 470153: if a=2x+3 and b=4x-7, for what value of x is 3b=5a?
Answer by Tatiana_Stebko(1539) (Show Source): You can put this solution on YOUR website!
if , then
if , then
, so

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