-x-5=3(x-7)

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Solution for -x-5=3(x-7) equation:


-x-5=3(x-7)

We simplify the equation to the form, which is simple to understand 
-x-5=3(x-7)

Reorder the terms in parentheses
-x-5=+(+3x-21)

Remove unnecessary parentheses
-x-5=+3x-21

We move all terms containing x to the left and all other terms to the right. 
-1x-3x=-21+5

We simplify left and right side of the equation. 
-4x=-16

We divide both sides of the equation by -4 to get x. 
x=4

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