-7(3x-7)=280

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Solution for -7(3x-7)=280 equation:


-7(3x-7)=280

We simplify the equation to the form, which is simple to understand 
-7(3x-7)=280

Reorder the terms in parentheses
+(-21x+49)=280

Remove unnecessary parentheses
-21x+49=+280

We move all terms containing x to the left and all other terms to the right. 
-21x=+280-49

We simplify left and right side of the equation. 
-21x=+231

We divide both sides of the equation by -21 to get x. 
x=-11

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