20(n+9)=4(45+n)

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Solution for 20(n+9)=4(45+n) equation:


Simplifying
20(n + 9) = 4(45 + n)

Reorder the terms:
20(9 + n) = 4(45 + n)
(9 * 20 + n * 20) = 4(45 + n)
(180 + 20n) = 4(45 + n)
180 + 20n = (45 * 4 + n * 4)
180 + 20n = (180 + 4n)

Add '-180' to each side of the equation.
180 + -180 + 20n = 180 + -180 + 4n

Combine like terms: 180 + -180 = 0
0 + 20n = 180 + -180 + 4n
20n = 180 + -180 + 4n

Combine like terms: 180 + -180 = 0
20n = 0 + 4n
20n = 4n

Solving
20n = 4n

Solving for variable 'n'.

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

Add '-4n' to each side of the equation.
20n + -4n = 4n + -4n

Combine like terms: 20n + -4n = 16n
16n = 4n + -4n

Combine like terms: 4n + -4n = 0
16n = 0

Divide each side by '16'.
n = 0

Simplifying
n = 0

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