.75(18x+15)=.25(4x+12)

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Solution for .75(18x+15)=.25(4x+12) equation: 


Simplifying
0.75(18x + 15) = 0.25(4x + 12)

Reorder the terms:
0.75(15 + 18x) = 0.25(4x + 12)
(15 * 0.75 + 18x * 0.75) = 0.25(4x + 12)
(11.25 + 13.5x) = 0.25(4x + 12)

Reorder the terms:
11.25 + 13.5x = 0.25(12 + 4x)
11.25 + 13.5x = (12 * 0.25 + 4x * 0.25)
11.25 + 13.5x = (3 + 1x)

Solving
11.25 + 13.5x = 3 + 1x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
11.25 + 13.5x + -1x = 3 + 1x + -1x

Combine like terms: 13.5x + -1x = 12.5x
11.25 + 12.5x = 3 + 1x + -1x

Combine like terms: 1x + -1x = 0
11.25 + 12.5x = 3 + 0
11.25 + 12.5x = 3

Add '-11.25' to each side of the equation.
11.25 + -11.25 + 12.5x = 3 + -11.25

Combine like terms: 11.25 + -11.25 = 0.00
0.00 + 12.5x = 3 + -11.25
12.5x = 3 + -11.25

Combine like terms: 3 + -11.25 = -8.25
12.5x = -8.25

Divide each side by '12.5'.
x = -0.66

Simplifying
x = -0.66

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