3(-9-3n)=45

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Solution for 3(-9-3n)=45 equation: 


n in (-oo:+oo)

3*(-(3*n)-9) = 45 // - 45

3*(-(3*n)-9)-45 = 0

3*(-3*n-9)-45 = 0

3*(-3*n-9)-45 = 0

-9*n-72 = 0

-9*n-72 = 0

-9*n-72 = 0 // + 72

-9*n = 72 // : -9

n = 72/(-9)

n = -8

n = -8

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