.20(15X-20)=.20(16X-12)

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Solution for .20(15X-20)=.20(16X-12) equation: 


Simplifying
0.20(15X + -20) = 0.20(16X + -12)

Reorder the terms:
0.20(-20 + 15X) = 0.20(16X + -12)
(-20 * 0.20 + 15X * 0.20) = 0.20(16X + -12)
(-4 + 3X) = 0.20(16X + -12)

Reorder the terms:
-4 + 3X = 0.20(-12 + 16X)
-4 + 3X = (-12 * 0.20 + 16X * 0.20)
-4 + 3X = (-2.4 + 3.2X)

Solving
-4 + 3X = -2.4 + 3.2X

Solving for variable 'X'.

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

Add '-3.2X' to each side of the equation.
-4 + 3X + -3.2X = -2.4 + 3.2X + -3.2X

Combine like terms: 3X + -3.2X = -0.2X
-4 + -0.2X = -2.4 + 3.2X + -3.2X

Combine like terms: 3.2X + -3.2X = 0.0
-4 + -0.2X = -2.4 + 0.0
-4 + -0.2X = -2.4

Add '4' to each side of the equation.
-4 + 4 + -0.2X = -2.4 + 4

Combine like terms: -4 + 4 = 0
0 + -0.2X = -2.4 + 4
-0.2X = -2.4 + 4

Combine like terms: -2.4 + 4 = 1.6
-0.2X = 1.6

Divide each side by '-0.2'.
X = -8

Simplifying
X = -8

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