4=x+5+7

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Solution for 4=x+5+7 equation:


4=x+5+7

We simplify the equation to the form, which is simple to understand 
4=x+5+7

We move all terms containing x to the left and all other terms to the right. 
-1x=+5+7-4

We simplify left and right side of the equation. 
-1x=+8

We divide both sides of the equation by -01 to get x. 
x=-8

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