7n-18=8n-5

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Solution for 7n-18=8n-5 equation:


Simplifying
7n + -18 = 8n + -5

Reorder the terms:
-18 + 7n = 8n + -5

Reorder the terms:
-18 + 7n = -5 + 8n

Solving
-18 + 7n = -5 + 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.
-18 + 7n + -8n = -5 + 8n + -8n

Combine like terms: 7n + -8n = -1n
-18 + -1n = -5 + 8n + -8n

Combine like terms: 8n + -8n = 0
-18 + -1n = -5 + 0
-18 + -1n = -5

Add '18' to each side of the equation.
-18 + 18 + -1n = -5 + 18

Combine like terms: -18 + 18 = 0
0 + -1n = -5 + 18
-1n = -5 + 18

Combine like terms: -5 + 18 = 13
-1n = 13

Divide each side by '-1'.
n = -13

Simplifying
n = -13

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