7-3a+4/7a=81/14

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Solution for 7-3a+4/7a=81/14 equation: 


a in (-oo:+oo)

(4/7)*a-(3*a)+7 = 81/14 // - 81/14

(4/7)*a-(3*a)-(81/14)+7 = 0

(4/7)*a-3*a-81/14+7 = 0

17/14-17/7*a = 0 // - 17/14

-17/7*a = -17/14 // : -17/7

a = -17/14/(-17/7)

a = 1/2

a = 1/2

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