2(2-1)=31-n

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Solution for 2(2-1)=31-n equation:


Simplifying
2(2 + -1) = 31 + -1n

Combine like terms: 2 + -1 = 1
2(1) = 31 + -1n

Multiply 2 * 1
2 = 31 + -1n

Solving
2 = 31 + -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.
2 + n = 31 + -1n + n

Combine like terms: -1n + n = 0
2 + n = 31 + 0
2 + n = 31

Add '-2' to each side of the equation.
2 + -2 + n = 31 + -2

Combine like terms: 2 + -2 = 0
0 + n = 31 + -2
n = 31 + -2

Combine like terms: 31 + -2 = 29
n = 29

Simplifying
n = 29

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