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

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


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

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

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

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

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

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

Solving
30 + -2x = 24

Solving for variable 'x'.

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

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

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

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

Divide each side by '-2'.
x = 3

Simplifying
x = 3

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