4=x/7.8

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Solution for 4=x/7.8 equation: 


x in (-oo:+oo)

4 = x/7.8 // - x/7.8

4-(x/7.8) = 0

4-0.12820513*x = 0

4-0.12820513*x = 0 // - 4

-0.12820513*x = -4 // : -0.12820513

x = -4/(-0.12820513)

x = 31.19999956

x = 31.19999956

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