7(-6+3a)=126

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Solution for 7(-6+3a)=126 equation: 


a in (-oo:+oo)

7*(3*a-6) = 126 // - 126

7*(3*a-6)-126 = 0

7*(3*a-6)-126 = 0

21*a-168 = 0

21*a-168 = 0

21*a-168 = 0 // + 168

21*a = 168 // : 21

a = 168/21

a = 8

a = 8

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