SOLUTION: 4^2x+7=32^x+3

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Question 1033951: 4^2x+7=32^x+3
Answer by robertb(5830) About Me  (Show Source):
You can put this solution on YOUR website!
If you meant 4%5E%282x%2B7%29=32%5E%28x%2B3%29, then
2%5E%282%282x%2B7%29%29=2%5E%285%28x%2B3%29%29,
==> 2(2x+7) = 5(x+3) ==> 4x + 14 = 5x + 15 ==> x = -1.