24=(10-x)+(20-x)

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Solution for 24=(10-x)+(20-x) equation:


Simplifying
24 = (10 + -1x) + (20 + -1x)

Remove parenthesis around (10 + -1x)
24 = 10 + -1x + (20 + -1x)

Remove parenthesis around (20 + -1x)
24 = 10 + -1x + 20 + -1x

Reorder the terms:
24 = 10 + 20 + -1x + -1x

Combine like terms: 10 + 20 = 30
24 = 30 + -1x + -1x

Combine like terms: -1x + -1x = -2x
24 = 30 + -2x

Solving
24 = 30 + -2x

Solving for variable 'x'.

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

Add '2x' to each side of the equation.
24 + 2x = 30 + -2x + 2x

Combine like terms: -2x + 2x = 0
24 + 2x = 30 + 0
24 + 2x = 30

Add '-24' to each side of the equation.
24 + -24 + 2x = 30 + -24

Combine like terms: 24 + -24 = 0
0 + 2x = 30 + -24
2x = 30 + -24

Combine like terms: 30 + -24 = 6
2x = 6

Divide each side by '2'.
x = 3

Simplifying
x = 3

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