9n-15-16n=13

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Solution for 9n-15-16n=13 equation:


Simplifying
9n + -15 + -16n = 13

Reorder the terms:
-15 + 9n + -16n = 13

Combine like terms: 9n + -16n = -7n
-15 + -7n = 13

Solving
-15 + -7n = 13

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 = 13 + 15

Combine like terms: -15 + 15 = 0
0 + -7n = 13 + 15
-7n = 13 + 15

Combine like terms: 13 + 15 = 28
-7n = 28

Divide each side by '-7'.
n = -4

Simplifying
n = -4

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