180=21+(n*2)

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Solution for 180=21+(n*2) equation:


Simplifying
180 = 21 + (n * 2)

Reorder the terms for easier multiplication:
180 = 21 + (2n)

Solving
180 = 21 + (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.
180 + (-2n) = 21 + (2n) + (-2n)

Combine like terms: (2n) + (-2n) = 0
180 + (-2n) = 21 + 0
180 + (-2n) = 21

Add '-180' to each side of the equation.
180 + -180 + (-2n) = 21 + -180

Combine like terms: 180 + -180 = 0
0 + (-2n) = 21 + -180
(-2n) = 21 + -180

Combine like terms: 21 + -180 = -159
(-2n) = -159

Divide each side by '-2'.
n = 79.5

Simplifying
n = 79.5

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