2n+3n+8=7+4n+5

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Solution for 2n+3n+8=7+4n+5 equation:


Simplifying
2n + 3n + 8 = 7 + 4n + 5

Reorder the terms:
8 + 2n + 3n = 7 + 4n + 5

Combine like terms: 2n + 3n = 5n
8 + 5n = 7 + 4n + 5

Reorder the terms:
8 + 5n = 7 + 5 + 4n

Combine like terms: 7 + 5 = 12
8 + 5n = 12 + 4n

Solving
8 + 5n = 12 + 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 + 5n + -4n = 12 + 4n + -4n

Combine like terms: 5n + -4n = 1n
8 + 1n = 12 + 4n + -4n

Combine like terms: 4n + -4n = 0
8 + 1n = 12 + 0
8 + 1n = 12

Add '-8' to each side of the equation.
8 + -8 + 1n = 12 + -8

Combine like terms: 8 + -8 = 0
0 + 1n = 12 + -8
1n = 12 + -8

Combine like terms: 12 + -8 = 4
1n = 4

Divide each side by '1'.
n = 4

Simplifying
n = 4

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