-19n+9=20-20n

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Solution for -19n+9=20-20n equation:


Simplifying
-19n + 9 = 20 + -20n

Reorder the terms:
9 + -19n = 20 + -20n

Solving
9 + -19n = 20 + -20n

Solving for variable 'n'.

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

Add '20n' to each side of the equation.
9 + -19n + 20n = 20 + -20n + 20n

Combine like terms: -19n + 20n = 1n
9 + 1n = 20 + -20n + 20n

Combine like terms: -20n + 20n = 0
9 + 1n = 20 + 0
9 + 1n = 20

Add '-9' to each side of the equation.
9 + -9 + 1n = 20 + -9

Combine like terms: 9 + -9 = 0
0 + 1n = 20 + -9
1n = 20 + -9

Combine like terms: 20 + -9 = 11
1n = 11

Divide each side by '1'.
n = 11

Simplifying
n = 11

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