5n-20=7+8n

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Solution for 5n-20=7+8n equation:


Simplifying
5n + -20 = 7 + 8n

Reorder the terms:
-20 + 5n = 7 + 8n

Solving
-20 + 5n = 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.
-20 + 5n + -8n = 7 + 8n + -8n

Combine like terms: 5n + -8n = -3n
-20 + -3n = 7 + 8n + -8n

Combine like terms: 8n + -8n = 0
-20 + -3n = 7 + 0
-20 + -3n = 7

Add '20' to each side of the equation.
-20 + 20 + -3n = 7 + 20

Combine like terms: -20 + 20 = 0
0 + -3n = 7 + 20
-3n = 7 + 20

Combine like terms: 7 + 20 = 27
-3n = 27

Divide each side by '-3'.
n = -9

Simplifying
n = -9

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