2n-8=20+9n

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Solution for 2n-8=20+9n equation:


Simplifying
2n + -8 = 20 + 9n

Reorder the terms:
-8 + 2n = 20 + 9n

Solving
-8 + 2n = 20 + 9n

Solving for variable 'n'.

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

Add '-9n' to each side of the equation.
-8 + 2n + -9n = 20 + 9n + -9n

Combine like terms: 2n + -9n = -7n
-8 + -7n = 20 + 9n + -9n

Combine like terms: 9n + -9n = 0
-8 + -7n = 20 + 0
-8 + -7n = 20

Add '8' to each side of the equation.
-8 + 8 + -7n = 20 + 8

Combine like terms: -8 + 8 = 0
0 + -7n = 20 + 8
-7n = 20 + 8

Combine like terms: 20 + 8 = 28
-7n = 28

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

Simplifying
n = -4

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