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7x+6(3-7x)=-157
We simplify the equation to the form, which is simple to understand
7x+6(3-7x)=-157
Reorder the terms in parentheses
7x+(+18-42x)=-157
Remove unnecessary parentheses
+7x+18-42x=-157
We move all terms containing x to the left and all other terms to the right.
+7x-42x=-157-18
We simplify left and right side of the equation.
-35x=-175
We divide both sides of the equation by -35 to get x.
x=5
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