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8x+3x=143
We simplify the equation to the form, which is simple to understand
8x+3x=143
We move all terms containing x to the left and all other terms to the right.
+8x+3x=+143
We simplify left and right side of the equation.
+11x=+143
We divide both sides of the equation by 11 to get x.
x=13
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