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13x-9+12x=-22-x
We simplify the equation to the form, which is simple to understand
13x-9+12x=-22-x
We move all terms containing x to the left and all other terms to the right.
+13x+12x+1x=-22+9
We simplify left and right side of the equation.
+26x=-13
We divide both sides of the equation by 26 to get x.
x=-0.5
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