-2(8-x)+5=21

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Solution for -2(8-x)+5=21 equation:


-2(8-x)+5=21

We simplify the equation to the form, which is simple to understand 
-2(8-x)+5=21

Reorder the terms in parentheses
+(-16+2x)+5=21

Remove unnecessary parentheses
-16+2x+5=+21

We move all terms containing x to the left and all other terms to the right. 
+2x=+21+16-5

We simplify left and right side of the equation. 
+2x=+32

We divide both sides of the equation by 2 to get x. 
x=16

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