.5(140-x)=28

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Solution for .5(140-x)=28 equation:


Simplifying
0.5(140 + -1x) = 28
(140 * 0.5 + -1x * 0.5) = 28
(70 + -0.5x) = 28

Solving
70 + -0.5x = 28

Solving for variable 'x'.

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

Add '-70' to each side of the equation.
70 + -70 + -0.5x = 28 + -70

Combine like terms: 70 + -70 = 0
0 + -0.5x = 28 + -70
-0.5x = 28 + -70

Combine like terms: 28 + -70 = -42
-0.5x = -42

Divide each side by '-0.5'.
x = 84

Simplifying
x = 84

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