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3n-2(1-4n)=-57
We simplify the equation to the form, which is simple to understand
3n-2(1-4n)=-57
Reorder the terms in parentheses
3n+(-2+8n)=-57
Remove unnecessary parentheses
+3n-2+8n=-57
We move all terms containing n to the left and all other terms to the right.
+3n+8n=-57+2
We simplify left and right side of the equation.
+11n=-55
We divide both sides of the equation by 11 to get n.
n=-5
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