2n-7+3n=18

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Solution for 2n-7+3n=18 equation: 


Simplifying
2n + -7 + 3n = 18

Reorder the terms:
-7 + 2n + 3n = 18

Combine like terms: 2n + 3n = 5n
-7 + 5n = 18

Solving
-7 + 5n = 18

Solving for variable 'n'.

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

Add '7' to each side of the equation.
-7 + 7 + 5n = 18 + 7

Combine like terms: -7 + 7 = 0
0 + 5n = 18 + 7
5n = 18 + 7

Combine like terms: 18 + 7 = 25
5n = 25

Divide each side by '5'.
n = 5

Simplifying
n = 5

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