.5(12+x)=.6(5x-15)

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Solution for .5(12+x)=.6(5x-15) equation:


Simplifying
0.5(12 + x) = 0.6(5x + -15)
(12 * 0.5 + x * 0.5) = 0.6(5x + -15)
(6 + 0.5x) = 0.6(5x + -15)

Reorder the terms:
6 + 0.5x = 0.6(-15 + 5x)
6 + 0.5x = (-15 * 0.6 + 5x * 0.6)
6 + 0.5x = (-9 + 3x)

Solving
6 + 0.5x = -9 + 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.
6 + 0.5x + -3x = -9 + 3x + -3x

Combine like terms: 0.5x + -3x = -2.5x
6 + -2.5x = -9 + 3x + -3x

Combine like terms: 3x + -3x = 0
6 + -2.5x = -9 + 0
6 + -2.5x = -9

Add '-6' to each side of the equation.
6 + -6 + -2.5x = -9 + -6

Combine like terms: 6 + -6 = 0
0 + -2.5x = -9 + -6
-2.5x = -9 + -6

Combine like terms: -9 + -6 = -15
-2.5x = -15

Divide each side by '-2.5'.
x = 6

Simplifying
x = 6

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