9n-63=2n-18

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Solution for 9n-63=2n-18 equation:


Simplifying
9n + -63 = 2n + -18

Reorder the terms:
-63 + 9n = 2n + -18

Reorder the terms:
-63 + 9n = -18 + 2n

Solving
-63 + 9n = -18 + 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.
-63 + 9n + -2n = -18 + 2n + -2n

Combine like terms: 9n + -2n = 7n
-63 + 7n = -18 + 2n + -2n

Combine like terms: 2n + -2n = 0
-63 + 7n = -18 + 0
-63 + 7n = -18

Add '63' to each side of the equation.
-63 + 63 + 7n = -18 + 63

Combine like terms: -63 + 63 = 0
0 + 7n = -18 + 63
7n = -18 + 63

Combine like terms: -18 + 63 = 45
7n = 45

Divide each side by '7'.
n = 6.428571429

Simplifying
n = 6.428571429

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