7n+5n=2n+7

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Solution for 7n+5n=2n+7 equation: 


Simplifying
7n + 5n = 2n + 7

Combine like terms: 7n + 5n = 12n
12n = 2n + 7

Reorder the terms:
12n = 7 + 2n

Solving
12n = 7 + 2n

Solving for variable 'n'.

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

Add '-2n' to each side of the equation.
12n + -2n = 7 + 2n + -2n

Combine like terms: 12n + -2n = 10n
10n = 7 + 2n + -2n

Combine like terms: 2n + -2n = 0
10n = 7 + 0
10n = 7

Divide each side by '10'.
n = 0.7

Simplifying
n = 0.7

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