3(-7a-6)=-144

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Solution for 3(-7a-6)=-144 equation: 


a in (-oo:+oo)

3*(-7*a-6) = -144 // + 144

3*(-7*a-6)+144 = 0

3*(-7*a-6)+144 = 0

126-21*a = 0

126-21*a = 0

126-21*a = 0 // - 126

-21*a = -126 // : -21

a = -126/(-21)

a = 6

a = 6

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