-2x-4(6.4)=20

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Solution for -2x-4(6.4)=20 equation:


-2x-4(6.4)=20

We simplify the equation to the form, which is simple to understand 
-2x-4(6.4)=20

Reorder the terms in parentheses
-2x+(-25.6)=20

Remove unnecessary parentheses
-2x-25.6=+20

We move all terms containing x to the left and all other terms to the right. 
-2x=+20+25.6

We simplify left and right side of the equation. 
-2x=+45.6

We divide both sides of the equation by -2 to get x. 
x=-22.8

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