.5(x+20)+.5x=40

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Solution for .5(x+20)+.5x=40 equation:


Simplifying
0.5(x + 20) + 0.5x = 40

Reorder the terms:
0.5(20 + x) + 0.5x = 40
(20 * 0.5 + x * 0.5) + 0.5x = 40
(10 + 0.5x) + 0.5x = 40

Combine like terms: 0.5x + 0.5x = 1x
10 + 1x = 40

Solving
10 + 1x = 40

Solving for variable 'x'.

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

Add '-10' to each side of the equation.
10 + -10 + 1x = 40 + -10

Combine like terms: 10 + -10 = 0
0 + 1x = 40 + -10
1x = 40 + -10

Combine like terms: 40 + -10 = 30
1x = 30

Divide each side by '1'.
x = 30

Simplifying
x = 30

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