2(n-9)+10=20

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Solution for 2(n-9)+10=20 equation: 


Simplifying
2(n + -9) + 10 = 20

Reorder the terms:
2(-9 + n) + 10 = 20
(-9 * 2 + n * 2) + 10 = 20
(-18 + 2n) + 10 = 20

Reorder the terms:
-18 + 10 + 2n = 20

Combine like terms: -18 + 10 = -8
-8 + 2n = 20

Solving
-8 + 2n = 20

Solving for variable 'n'.

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

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

Combine like terms: -8 + 8 = 0
0 + 2n = 20 + 8
2n = 20 + 8

Combine like terms: 20 + 8 = 28
2n = 28

Divide each side by '2'.
n = 14

Simplifying
n = 14

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