4n+9=2n

Solution for 4n+9=2n equation:

Simplifying
4n + 9 = 2n

Reorder the terms:
9 + 4n = 2n

Solving
9 + 4n = 2n

Solving for variable 'n'.

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

Add '-2n' to each side of the equation.
9 + 4n + -2n = 2n + -2n

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

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

Add '-9' to each side of the equation.
9 + -9 + 2n = 0 + -9

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

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

Divide each side by '2'.
n = -4.5

Simplifying
n = -4.5