-7x-21=-28

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Solution for -7x-21=-28 equation:


-7x-21=-28

We simplify the equation to the form, which is simple to understand 
-7x-21=-28

We move all terms containing x to the left and all other terms to the right. 
-7x=-28+21

We simplify left and right side of the equation. 
-7x=-7

We divide both sides of the equation by -7 to get x. 
x=1

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