10n-15+2n=40

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Solution for 10n-15+2n=40 equation:


Simplifying
10n + -15 + 2n = 40

Reorder the terms:
-15 + 10n + 2n = 40

Combine like terms: 10n + 2n = 12n
-15 + 12n = 40

Solving
-15 + 12n = 40

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 + 12n = 40 + 15

Combine like terms: -15 + 15 = 0
0 + 12n = 40 + 15
12n = 40 + 15

Combine like terms: 40 + 15 = 55
12n = 55

Divide each side by '12'.
n = 4.583333333

Simplifying
n = 4.583333333

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