-8n+20+10n=42

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Solution for -8n+20+10n=42 equation:


Simplifying
-8n + 20 + 10n = 42

Reorder the terms:
20 + -8n + 10n = 42

Combine like terms: -8n + 10n = 2n
20 + 2n = 42

Solving
20 + 2n = 42

Solving for variable 'n'.

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

Add '-20' to each side of the equation.
20 + -20 + 2n = 42 + -20

Combine like terms: 20 + -20 = 0
0 + 2n = 42 + -20
2n = 42 + -20

Combine like terms: 42 + -20 = 22
2n = 22

Divide each side by '2'.
n = 11

Simplifying
n = 11

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