9n+2=4n-18

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Solution for 9n+2=4n-18 equation:


Simplifying
9n + 2 = 4n + -18

Reorder the terms:
2 + 9n = 4n + -18

Reorder the terms:
2 + 9n = -18 + 4n

Solving
2 + 9n = -18 + 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.
2 + 9n + -4n = -18 + 4n + -4n

Combine like terms: 9n + -4n = 5n
2 + 5n = -18 + 4n + -4n

Combine like terms: 4n + -4n = 0
2 + 5n = -18 + 0
2 + 5n = -18

Add '-2' to each side of the equation.
2 + -2 + 5n = -18 + -2

Combine like terms: 2 + -2 = 0
0 + 5n = -18 + -2
5n = -18 + -2

Combine like terms: -18 + -2 = -20
5n = -20

Divide each side by '5'.
n = -4

Simplifying
n = -4

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