0.75(12-x)=15

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Solution for 0.75(12-x)=15 equation: 


Simplifying
0.75(12 + -1x) = 15
(12 * 0.75 + -1x * 0.75) = 15
(9 + -0.75x) = 15

Solving
9 + -0.75x = 15

Solving for variable 'x'.

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

Add '-9' to each side of the equation.
9 + -9 + -0.75x = 15 + -9

Combine like terms: 9 + -9 = 0
0 + -0.75x = 15 + -9
-0.75x = 15 + -9

Combine like terms: 15 + -9 = 6
-0.75x = 6

Divide each side by '-0.75'.
x = -8

Simplifying
x = -8

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