3(9-7x)=-162

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Solution for 3(9-7x)=-162 equation: 


x in (-oo:+oo)

3*(9-(7*x)) = -162 // + 162

3*(9-(7*x))+162 = 0

3*(9-7*x)+162 = 0

3*(9-7*x)+162 = 0

189-21*x = 0

189-21*x = 0

189-21*x = 0 // - 189

-21*x = -189 // : -21

x = -189/(-21)

x = 9

x = 9

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