42=2/5x-7

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Solution for 42=2/5x-7 equation: 


x in (-oo:+oo)

42 = (2/5)*x-7 // - (2/5)*x-7

7-((2/5)*x)+42 = 0

(-2/5)*x+7+42 = 0

49-2/5*x = 0 // - 49

-2/5*x = -49 // : -2/5

x = -49/(-2/5)

x = 245/2

x = 245/2

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