.5(x+20)=3x

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Solution for .5(x+20)=3x equation:


Simplifying
0.5(x + 20) = 3x

Reorder the terms:
0.5(20 + x) = 3x
(20 * 0.5 + x * 0.5) = 3x
(10 + 0.5x) = 3x

Solving
10 + 0.5x = 3x

Solving for variable 'x'.

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

Add '-3x' to each side of the equation.
10 + 0.5x + -3x = 3x + -3x

Combine like terms: 0.5x + -3x = -2.5x
10 + -2.5x = 3x + -3x

Combine like terms: 3x + -3x = 0
10 + -2.5x = 0

Add '-10' to each side of the equation.
10 + -10 + -2.5x = 0 + -10

Combine like terms: 10 + -10 = 0
0 + -2.5x = 0 + -10
-2.5x = 0 + -10

Combine like terms: 0 + -10 = -10
-2.5x = -10

Divide each side by '-2.5'.
x = 4

Simplifying
x = 4

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