-7(1+3n)=-112

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Solution for -7(1+3n)=-112 equation: 


Simplifying
-7(1 + 3n) = -112
(1 * -7 + 3n * -7) = -112
(-7 + -21n) = -112

Solving
-7 + -21n = -112

Solving for variable 'n'.

Move all terms containing n to the left, all other terms to the right.

Add '7' to each side of the equation.
-7 + 7 + -21n = -112 + 7

Combine like terms: -7 + 7 = 0
0 + -21n = -112 + 7
-21n = -112 + 7

Combine like terms: -112 + 7 = -105
-21n = -105

Divide each side by '-21'.
n = 5

Simplifying
n = 5

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