Asked by JOHN DUNN

5/(X+7) = 3/(X+3); X IS NOT EQUAL TO -7 OR -3
Answered by Reiny
multiply both sides by (x+7)(x+3) , some people call it cross-multiplying

5(x+3) = 3(x+7)
5x + 15 = 3x + 21

I will let you finish it from here.
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