15/7=x/42

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Solution for 15/7=x/42 equation: 


x in (-oo:+oo)

15/7 = x/42 // - x/42

15/7-(x/42) = 0

15/7-1/42*x = 0 // - 15/7

-1/42*x = -15/7 // : -1/42

x = -15/7/(-1/42)

x = 90

x = 90

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