3(-1a-9)=-27

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Solution for 3(-1a-9)=-27 equation: 


a in (-oo:+oo)

3*(-1*a-9) = -27 // + 27

3*(-1*a-9)+27 = 0

3*(-a-9)+27 = 0

3*(-a-9)+27 = 0

-3*a = 0

-3*a = 0

-3*a = 0 // : -3

a = 0

a = 0

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