2n-45=18+5n

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Solution for 2n-45=18+5n equation:


Simplifying
2n + -45 = 18 + 5n

Reorder the terms:
-45 + 2n = 18 + 5n

Solving
-45 + 2n = 18 + 5n

Solving for variable 'n'.

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

Add '-5n' to each side of the equation.
-45 + 2n + -5n = 18 + 5n + -5n

Combine like terms: 2n + -5n = -3n
-45 + -3n = 18 + 5n + -5n

Combine like terms: 5n + -5n = 0
-45 + -3n = 18 + 0
-45 + -3n = 18

Add '45' to each side of the equation.
-45 + 45 + -3n = 18 + 45

Combine like terms: -45 + 45 = 0
0 + -3n = 18 + 45
-3n = 18 + 45

Combine like terms: 18 + 45 = 63
-3n = 63

Divide each side by '-3'.
n = -21

Simplifying
n = -21

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