13+7n=n+3+8n

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Solution for 13+7n=n+3+8n equation:


Simplifying
13 + 7n = n + 3 + 8n

Reorder the terms:
13 + 7n = 3 + n + 8n

Combine like terms: n + 8n = 9n
13 + 7n = 3 + 9n

Solving
13 + 7n = 3 + 9n

Solving for variable 'n'.

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

Add '-9n' to each side of the equation.
13 + 7n + -9n = 3 + 9n + -9n

Combine like terms: 7n + -9n = -2n
13 + -2n = 3 + 9n + -9n

Combine like terms: 9n + -9n = 0
13 + -2n = 3 + 0
13 + -2n = 3

Add '-13' to each side of the equation.
13 + -13 + -2n = 3 + -13

Combine like terms: 13 + -13 = 0
0 + -2n = 3 + -13
-2n = 3 + -13

Combine like terms: 3 + -13 = -10
-2n = -10

Divide each side by '-2'.
n = 5

Simplifying
n = 5

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