9n-20n+9n+10=-10

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Solution for 9n-20n+9n+10=-10 equation:


Simplifying
9n + -20n + 9n + 10 = -10

Reorder the terms:
10 + 9n + -20n + 9n = -10

Combine like terms: 9n + -20n = -11n
10 + -11n + 9n = -10

Combine like terms: -11n + 9n = -2n
10 + -2n = -10

Solving
10 + -2n = -10

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 = -10 + -10

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

Combine like terms: -10 + -10 = -20
-2n = -20

Divide each side by '-2'.
n = 10

Simplifying
n = 10

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