(n+9)=5n+45

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Solution for (n+9)=5n+45 equation:


Simplifying
(n + 9) = 5n + 45

Reorder the terms:
(9 + n) = 5n + 45

Remove parenthesis around (9 + n)
9 + n = 5n + 45

Reorder the terms:
9 + n = 45 + 5n

Solving
9 + n = 45 + 5n

Solving for variable 'n'.

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

Add '-5n' to each side of the equation.
9 + n + -5n = 45 + 5n + -5n

Combine like terms: n + -5n = -4n
9 + -4n = 45 + 5n + -5n

Combine like terms: 5n + -5n = 0
9 + -4n = 45 + 0
9 + -4n = 45

Add '-9' to each side of the equation.
9 + -9 + -4n = 45 + -9

Combine like terms: 9 + -9 = 0
0 + -4n = 45 + -9
-4n = 45 + -9

Combine like terms: 45 + -9 = 36
-4n = 36

Divide each side by '-4'.
n = -9

Simplifying
n = -9

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