(x+7)2+7(x+7)+12=0

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Solution for (x+7)2+7(x+7)+12=0 equation: 



(x+7)2+7(x+7)+12=0

We multiply parentheses

2x+7x+14+49+12=0

We add all the numbers together, and all the variables

9x+75=0

We move all terms containing x to the left, all other terms to the right

9x=-75

x=-75/9

x=-8+1/3

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