2n+9=4n-36

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Solution for 2n+9=4n-36 equation:


Simplifying
2n + 9 = 4n + -36

Reorder the terms:
9 + 2n = 4n + -36

Reorder the terms:
9 + 2n = -36 + 4n

Solving
9 + 2n = -36 + 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.
9 + 2n + -4n = -36 + 4n + -4n

Combine like terms: 2n + -4n = -2n
9 + -2n = -36 + 4n + -4n

Combine like terms: 4n + -4n = 0
9 + -2n = -36 + 0
9 + -2n = -36

Add '-9' to each side of the equation.
9 + -9 + -2n = -36 + -9

Combine like terms: 9 + -9 = 0
0 + -2n = -36 + -9
-2n = -36 + -9

Combine like terms: -36 + -9 = -45
-2n = -45

Divide each side by '-2'.
n = 22.5

Simplifying
n = 22.5

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