3(7m+7)=-63

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Solution for 3(7m+7)=-63 equation: 


m in (-oo:+oo)

3*(7*m+7) = -63 // + 63

3*(7*m+7)+63 = 0

3*(7*m+7)+63 = 0

21*m+84 = 0

21*m+84 = 0

21*m+84 = 0 // - 84

21*m = -84 // : 21

m = -84/21

m = -4

m = -4

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