4n-15+3n=180

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Solution for 4n-15+3n=180 equation:


Simplifying
4n + -15 + 3n = 180

Reorder the terms:
-15 + 4n + 3n = 180

Combine like terms: 4n + 3n = 7n
-15 + 7n = 180

Solving
-15 + 7n = 180

Solving for variable 'n'.

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

Add '15' to each side of the equation.
-15 + 15 + 7n = 180 + 15

Combine like terms: -15 + 15 = 0
0 + 7n = 180 + 15
7n = 180 + 15

Combine like terms: 180 + 15 = 195
7n = 195

Divide each side by '7'.
n = 27.85714286

Simplifying
n = 27.85714286

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