x-20=.5(x+20)

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


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

Reorder the terms:
-20 + x = 0.5(x + 20)

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

Solving
-20 + x = 10 + 0.5x

Solving for variable 'x'.

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

Add '-0.5x' to each side of the equation.
-20 + x + -0.5x = 10 + 0.5x + -0.5x

Combine like terms: x + -0.5x = 0.5x
-20 + 0.5x = 10 + 0.5x + -0.5x

Combine like terms: 0.5x + -0.5x = 0.0
-20 + 0.5x = 10 + 0.0
-20 + 0.5x = 10

Add '20' to each side of the equation.
-20 + 20 + 0.5x = 10 + 20

Combine like terms: -20 + 20 = 0
0 + 0.5x = 10 + 20
0.5x = 10 + 20

Combine like terms: 10 + 20 = 30
0.5x = 30

Divide each side by '0.5'.
x = 60

Simplifying
x = 60

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