20-(12-x)=43

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Solution for 20-(12-x)=43 equation:


Simplifying
20 + -1(12 + -1x) = 43
20 + (12 * -1 + -1x * -1) = 43
20 + (-12 + 1x) = 43

Combine like terms: 20 + -12 = 8
8 + 1x = 43

Solving
8 + 1x = 43

Solving for variable 'x'.

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

Add '-8' to each side of the equation.
8 + -8 + 1x = 43 + -8

Combine like terms: 8 + -8 = 0
0 + 1x = 43 + -8
1x = 43 + -8

Combine like terms: 43 + -8 = 35
1x = 35

Divide each side by '1'.
x = 35

Simplifying
x = 35

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