2(50-x)=40

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Solution for 2(50-x)=40 equation: 


Simplifying
2(50 + -1x) = 40
(50 * 2 + -1x * 2) = 40
(100 + -2x) = 40

Solving
100 + -2x = 40

Solving for variable 'x'.

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

Add '-100' to each side of the equation.
100 + -100 + -2x = 40 + -100

Combine like terms: 100 + -100 = 0
0 + -2x = 40 + -100
-2x = 40 + -100

Combine like terms: 40 + -100 = -60
-2x = -60

Divide each side by '-2'.
x = 30

Simplifying
x = 30

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