5x-9+7x=-21

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Solution for 5x-9+7x=-21 equation:


5x-9+7x=-21

We simplify the equation to the form, which is simple to understand
5x-9+7x=-21

We move all terms containing x to the left and all other terms to the right.
+5x+7x=-21+9

We simplify left and right side of the equation.
+12x=-12

We divide both sides of the equation by 12 to get x.
x=-1

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