-7(8-3n)=91

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Solution for -7(8-3n)=91 equation: 


Simplifying
-7(8 + -3n) = 91
(8 * -7 + -3n * -7) = 91
(-56 + 21n) = 91

Solving
-56 + 21n = 91

Solving for variable 'n'.

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

Add '56' to each side of the equation.
-56 + 56 + 21n = 91 + 56

Combine like terms: -56 + 56 = 0
0 + 21n = 91 + 56
21n = 91 + 56

Combine like terms: 91 + 56 = 147
21n = 147

Divide each side by '21'.
n = 7

Simplifying
n = 7

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