3n-13=8n+7

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


Simplifying
3n + -13 = 8n + 7

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

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

Solving
-13 + 3n = 7 + 8n

Solving for variable 'n'.

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

Add '-8n' to each side of the equation.
-13 + 3n + -8n = 7 + 8n + -8n

Combine like terms: 3n + -8n = -5n
-13 + -5n = 7 + 8n + -8n

Combine like terms: 8n + -8n = 0
-13 + -5n = 7 + 0
-13 + -5n = 7

Add '13' to each side of the equation.
-13 + 13 + -5n = 7 + 13

Combine like terms: -13 + 13 = 0
0 + -5n = 7 + 13
-5n = 7 + 13

Combine like terms: 7 + 13 = 20
-5n = 20

Divide each side by '-5'.
n = -4

Simplifying
n = -4

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