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x/2 - 13 = -9
We simplify the equation to the form, which is simple to understand
x/2-13=-9
Simplifying:
+ 0.5x-13=-9
We move all terms containing x to the left and all other terms to the right.
+ 0.5x=-9+13
We simplify left and right side of the equation.
+ 0.5x=+4
We divide both sides of the equation by 0.5 to get x.
x=8
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