-45=7a+3a+5

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Solution for -45=7a+3a+5 equation: 


a in (-oo:+oo)

-45 = 7*a+3*a+5 // - 7*a+3*a+5

-(7*a)-(3*a)-45-5 = 0

-7*a-3*a-45-5 = 0

-10*a-50 = 0 // + 50

-10*a = 50 // : -10

a = 50/(-10)

a = -5

a = -5

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