2a+7=57/7

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Solution for 2a+7=57/7 equation: 


a in (-oo:+oo)

2*a+7 = 57/7 // - 57/7

2*a-(57/7)+7 = 0

2*a-57/7+7 = 0

2*a-8/7 = 0 // + 8/7

2*a = 8/7 // : 2

a = 8/7/2

a = 4/7

a = 4/7

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