7x-(-2x)=

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Solution for 7x-(-2x)= equation:


7x-(-2x)=0

We simplify the equation to the form, which is simple to understand
7x-(-2x)=0

Remove unnecessary parentheses
7x+2x=0

We move all terms containing x to the left and all other terms to the right.
+7x+2x=0

We simplify left and right side of the equation.
+9x=0

We divide both sides of the equation by 9 to get x.
x=0

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