15=12-7x

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Solution for 15=12-7x equation:


15=12-7x

We simplify the equation to the form, which is simple to understand 
15=12-7x

We move all terms containing x to the left and all other terms to the right. 
+7x=+12-15

We simplify left and right side of the equation. 
+7x=-3

We divide both sides of the equation by 07 to get x. 
x=-0.42857142857143

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