2(n+7)=7-5(n-7)

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Solution for 2(n+7)=7-5(n-7) equation:


Simplifying
2(n + 7) = 7 + -5(n + -7)

Reorder the terms:
2(7 + n) = 7 + -5(n + -7)
(7 * 2 + n * 2) = 7 + -5(n + -7)
(14 + 2n) = 7 + -5(n + -7)

Reorder the terms:
14 + 2n = 7 + -5(-7 + n)
14 + 2n = 7 + (-7 * -5 + n * -5)
14 + 2n = 7 + (35 + -5n)

Combine like terms: 7 + 35 = 42
14 + 2n = 42 + -5n

Solving
14 + 2n = 42 + -5n

Solving for variable 'n'.

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

Add '5n' to each side of the equation.
14 + 2n + 5n = 42 + -5n + 5n

Combine like terms: 2n + 5n = 7n
14 + 7n = 42 + -5n + 5n

Combine like terms: -5n + 5n = 0
14 + 7n = 42 + 0
14 + 7n = 42

Add '-14' to each side of the equation.
14 + -14 + 7n = 42 + -14

Combine like terms: 14 + -14 = 0
0 + 7n = 42 + -14
7n = 42 + -14

Combine like terms: 42 + -14 = 28
7n = 28

Divide each side by '7'.
n = 4

Simplifying
n = 4

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