-4-2n-5n=66

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Solution for -4-2n-5n=66 equation: 


n in (-oo:+oo)

-(2*n)-(5*n)-4 = 66 // - 66

-(2*n)-(5*n)-66-4 = 0

-2*n-5*n-66-4 = 0

-7*n-70 = 0 // + 70

-7*n = 70 // : -7

n = 70/(-7)

n = -10

n = -10

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