n+40=2n

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Solution for n+40=2n equation:


Simplifying
n + 40 = 2n

Reorder the terms:
40 + n = 2n

Solving
40 + n = 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.
40 + n + -2n = 2n + -2n

Combine like terms: n + -2n = -1n
40 + -1n = 2n + -2n

Combine like terms: 2n + -2n = 0
40 + -1n = 0

Add '-40' to each side of the equation.
40 + -40 + -1n = 0 + -40

Combine like terms: 40 + -40 = 0
0 + -1n = 0 + -40
-1n = 0 + -40

Combine like terms: 0 + -40 = -40
-1n = -40

Divide each side by '-1'.
n = 40

Simplifying
n = 40

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