3n+8=4n+5

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Solution for 3n+8=4n+5 equation: 


Simplifying
3n + 8 = 4n + 5

Reorder the terms:
8 + 3n = 4n + 5

Reorder the terms:
8 + 3n = 5 + 4n

Solving
8 + 3n = 5 + 4n

Solving for variable 'n'.

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

Add '-4n' to each side of the equation.
8 + 3n + -4n = 5 + 4n + -4n

Combine like terms: 3n + -4n = -1n
8 + -1n = 5 + 4n + -4n

Combine like terms: 4n + -4n = 0
8 + -1n = 5 + 0
8 + -1n = 5

Add '-8' to each side of the equation.
8 + -8 + -1n = 5 + -8

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

Combine like terms: 5 + -8 = -3
-1n = -3

Divide each side by '-1'.
n = 3

Simplifying
n = 3

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