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-7*x=63
We simplify the equation to the form, which is simple to understand
-7*x=63
Simplifying:
-7x=63
We move all terms containing x to the left and all other terms to the right.
-7x=+63
We simplify left and right side of the equation.
-7x=+63
We divide both sides of the equation by -7 to get x.
x=-9
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