7(8-n)+8n=57

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Solution for 7(8-n)+8n=57 equation:


Simplifying
7(8 + -1n) + 8n = 57
(8 * 7 + -1n * 7) + 8n = 57
(56 + -7n) + 8n = 57

Combine like terms: -7n + 8n = 1n
56 + 1n = 57

Solving
56 + 1n = 57

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 + 1n = 57 + -56

Combine like terms: 56 + -56 = 0
0 + 1n = 57 + -56
1n = 57 + -56

Combine like terms: 57 + -56 = 1
1n = 1

Divide each side by '1'.
n = 1

Simplifying
n = 1

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