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2x-5(5-4x)=20
We simplify the equation to the form, which is simple to understand
2x-5(5-4x)=20
Reorder the terms in parentheses
2x+(-25+20x)=20
Remove unnecessary parentheses
+2x-25+20x=+20
We move all terms containing x to the left and all other terms to the right.
+2x+20x=+20+25
We simplify left and right side of the equation.
+22x=+45
We divide both sides of the equation by 22 to get x.
x=2.04545454545
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