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7x-8+4x=-2(5x+x)
We simplify the equation to the form, which is simple to understand
7x-8+4x=-2(5x+x)
Simplifying terms in parentheses
7x-8+4x=-2*(+6x)
Reorder the terms in parentheses
7x-8+4x=+(-12x)
Remove unnecessary parentheses
+7x-8+4x=-12x
We move all terms containing x to the left and all other terms to the right.
+7x+4x+12x=+8
We simplify left and right side of the equation.
+23x=+8
We divide both sides of the equation by 23 to get x.
x=0.347826086957
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