-7=(1x-9)-3x

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Solution for -7=(1x-9)-3x equation:


-7=(1x-9)-3x

We simplify the equation to the form, which is simple to understand 
-7=(1x-9)-3x

Remove unnecessary parentheses
-7=1x-9-3x

We move all terms containing x to the left and all other terms to the right. 
-1x+3x=-9+7

We simplify left and right side of the equation. 
+2x=-2

We divide both sides of the equation by 2 to get x. 
x=-1

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