2/5x-1/10=7

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Solution for 2/5x-1/10=7 equation: 


x in (-oo:+oo)

(2/5)*x-(1/10) = 7 // - 7

(2/5)*x-(1/10)-7 = 0

(2/5)*x-1/10-7 = 0

2/5*x-71/10 = 0 // + 71/10

2/5*x = 71/10 // : 2/5

x = 71/10/2/5

x = 71/4

x = 71/4

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