18-2n-21=52n-18

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Solution for 18-2n-21=52n-18 equation:


Simplifying
18 + -2n + -21 = 52n + -18

Reorder the terms:
18 + -21 + -2n = 52n + -18

Combine like terms: 18 + -21 = -3
-3 + -2n = 52n + -18

Reorder the terms:
-3 + -2n = -18 + 52n

Solving
-3 + -2n = -18 + 52n

Solving for variable 'n'.

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

Add '-52n' to each side of the equation.
-3 + -2n + -52n = -18 + 52n + -52n

Combine like terms: -2n + -52n = -54n
-3 + -54n = -18 + 52n + -52n

Combine like terms: 52n + -52n = 0
-3 + -54n = -18 + 0
-3 + -54n = -18

Add '3' to each side of the equation.
-3 + 3 + -54n = -18 + 3

Combine like terms: -3 + 3 = 0
0 + -54n = -18 + 3
-54n = -18 + 3

Combine like terms: -18 + 3 = -15
-54n = -15

Divide each side by '-54'.
n = 0.2777777778

Simplifying
n = 0.2777777778

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