(n+4)*7=84

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Solution for (n+4)*7=84 equation: 


Simplifying
(n + 4) * 7 = 84

Reorder the terms:
(4 + n) * 7 = 84

Reorder the terms for easier multiplication:
7(4 + n) = 84
(4 * 7 + n * 7) = 84
(28 + 7n) = 84

Solving
28 + 7n = 84

Solving for variable 'n'.

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

Add '-28' to each side of the equation.
28 + -28 + 7n = 84 + -28

Combine like terms: 28 + -28 = 0
0 + 7n = 84 + -28
7n = 84 + -28

Combine like terms: 84 + -28 = 56
7n = 56

Divide each side by '7'.
n = 8

Simplifying
n = 8

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