.20(15X-20)=.25(16X-12)

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Solution for .20(15X-20)=.25(16X-12) equation: 


Simplifying
0.20(15X + -20) = 0.25(16X + -12)

Reorder the terms:
0.20(-20 + 15X) = 0.25(16X + -12)
(-20 * 0.20 + 15X * 0.20) = 0.25(16X + -12)
(-4 + 3X) = 0.25(16X + -12)

Reorder the terms:
-4 + 3X = 0.25(-12 + 16X)
-4 + 3X = (-12 * 0.25 + 16X * 0.25)
-4 + 3X = (-3 + 4X)

Solving
-4 + 3X = -3 + 4X

Solving for variable 'X'.

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

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

Combine like terms: 3X + -4X = -1X
-4 + -1X = -3 + 4X + -4X

Combine like terms: 4X + -4X = 0
-4 + -1X = -3 + 0
-4 + -1X = -3

Add '4' to each side of the equation.
-4 + 4 + -1X = -3 + 4

Combine like terms: -4 + 4 = 0
0 + -1X = -3 + 4
-1X = -3 + 4

Combine like terms: -3 + 4 = 1
-1X = 1

Divide each side by '-1'.
X = -1

Simplifying
X = -1

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