30=.5(x)+.5(3x)

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Solution for 30=.5(x)+.5(3x) equation:


Simplifying
30 = 0.5(x) + 0.5(3x)

Remove parenthesis around (3x)
30 = 0.5x + 0.5 * 3x

Multiply 0.5 * 3
30 = 0.5x + 1.5x

Combine like terms: 0.5x + 1.5x = 2x
30 = 2x

Solving
30 = 2x

Solving for variable 'x'.

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

Add '-2x' to each side of the equation.
30 + -2x = 2x + -2x

Combine like terms: 2x + -2x = 0
30 + -2x = 0

Add '-30' to each side of the equation.
30 + -30 + -2x = 0 + -30

Combine like terms: 30 + -30 = 0
0 + -2x = 0 + -30
-2x = 0 + -30

Combine like terms: 0 + -30 = -30
-2x = -30

Divide each side by '-2'.
x = 15

Simplifying
x = 15

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