SOLUTION: x/5 = 3x-4 / 7 (that's 3x-4 over 7....3x-4 / 7 not 3x

SOLUTION: x/5 = 3x-4 / 7 (that's 3x-4 over 7....3x-4 / 7 not 3x - 4/7)

Question 386381: x/5 = 3x-4 / 7 (that's 3x-4 over 7....3x-4 / 7 not 3x - 4/7)
Answer by rfer(16322) (Show Source): You can put this solution on YOUR website!
x/5=(3x-4)/7
cross multiply
7x=15x-20
-8x=-20
x=2.5
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