40+31n=20-n

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Solution for 40+31n=20-n equation:


Simplifying
40 + 31n = 20 + -1n

Solving
40 + 31n = 20 + -1n

Solving for variable 'n'.

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

Add 'n' to each side of the equation.
40 + 31n + n = 20 + -1n + n

Combine like terms: 31n + n = 32n
40 + 32n = 20 + -1n + n

Combine like terms: -1n + n = 0
40 + 32n = 20 + 0
40 + 32n = 20

Add '-40' to each side of the equation.
40 + -40 + 32n = 20 + -40

Combine like terms: 40 + -40 = 0
0 + 32n = 20 + -40
32n = 20 + -40

Combine like terms: 20 + -40 = -20
32n = -20

Divide each side by '32'.
n = -0.625

Simplifying
n = -0.625

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