(12-x)+5=13

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Solution for (12-x)+5=13 equation:


Simplifying
(12 + -1x) + 5 = 13

Remove parenthesis around (12 + -1x)
12 + -1x + 5 = 13

Reorder the terms:
12 + 5 + -1x = 13

Combine like terms: 12 + 5 = 17
17 + -1x = 13

Solving
17 + -1x = 13

Solving for variable 'x'.

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

Add '-17' to each side of the equation.
17 + -17 + -1x = 13 + -17

Combine like terms: 17 + -17 = 0
0 + -1x = 13 + -17
-1x = 13 + -17

Combine like terms: 13 + -17 = -4
-1x = -4

Divide each side by '-1'.
x = 4

Simplifying
x = 4

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