-10+7n-9n=-13

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Solution for -10+7n-9n=-13 equation: 


Simplifying
-10 + 7n + -9n = -13

Combine like terms: 7n + -9n = -2n
-10 + -2n = -13

Solving
-10 + -2n = -13

Solving for variable 'n'.

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

Add '10' to each side of the equation.
-10 + 10 + -2n = -13 + 10

Combine like terms: -10 + 10 = 0
0 + -2n = -13 + 10
-2n = -13 + 10

Combine like terms: -13 + 10 = -3
-2n = -3

Divide each side by '-2'.
n = 1.5

Simplifying
n = 1.5

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