57=2-7(k+3)

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Solution for 57=2-7(k+3) equation:


57=2-7(k+3)

We simplify the equation to the form, which is simple to understand 
57=2-7(k+3)

Reorder the terms in parentheses
57=2+(-7k-21)

Remove unnecessary parentheses
+57=+2-7k-21

We move all terms containing k to the left and all other terms to the right. 
+7k=+2-21-57

We simplify left and right side of the equation. 
+7k=-76

We divide both sides of the equation by 07 to get k. 
k=-10.8571428571

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