12-(9-x)=5

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Solution for 12-(9-x)=5 equation:


Simplifying
12 + -1(9 + -1x) = 5
12 + (9 * -1 + -1x * -1) = 5
12 + (-9 + 1x) = 5

Combine like terms: 12 + -9 = 3
3 + 1x = 5

Solving
3 + 1x = 5

Solving for variable 'x'.

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

Add '-3' to each side of the equation.
3 + -3 + 1x = 5 + -3

Combine like terms: 3 + -3 = 0
0 + 1x = 5 + -3
1x = 5 + -3

Combine like terms: 5 + -3 = 2
1x = 2

Divide each side by '1'.
x = 2

Simplifying
x = 2

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