-7/10+5/7a-2a=131/70

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Solution for -7/10+5/7a-2a=131/70 equation: 


a in (-oo:+oo)

(5/7)*a-(2*a)-7/10 = 131/70 // - 131/70

(5/7)*a-(2*a)-7/10-(131/70) = 0

(5/7)*a-2*a-7/10-131/70 = 0

-9/7*a-18/7 = 0 // + 18/7

-9/7*a = 18/7 // : -9/7

a = 18/7/(-9/7)

a = -2

a = -2

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