(25-x)+x+(20-x)=32

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Solution for (25-x)+x+(20-x)=32 equation:


Simplifying
(25 + -1x) + x + (20 + -1x) = 32

Remove parenthesis around (25 + -1x)
25 + -1x + x + (20 + -1x) = 32

Remove parenthesis around (20 + -1x)
25 + -1x + x + 20 + -1x = 32

Reorder the terms:
25 + 20 + -1x + x + -1x = 32

Combine like terms: 25 + 20 = 45
45 + -1x + x + -1x = 32

Combine like terms: -1x + x = 0
45 + 0 + -1x = 32
45 + -1x = 32

Solving
45 + -1x = 32

Solving for variable 'x'.

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

Add '-45' to each side of the equation.
45 + -45 + -1x = 32 + -45

Combine like terms: 45 + -45 = 0
0 + -1x = 32 + -45
-1x = 32 + -45

Combine like terms: 32 + -45 = -13
-1x = -13

Divide each side by '-1'.
x = 13

Simplifying
x = 13

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