0.9x-0.2(13-4x)=0.5(x-8)

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Solution for 0.9x-0.2(13-4x)=0.5(x-8) equation:


Simplifying
0.9x + -0.2(13 + -4x) = 0.5(x + -8)
0.9x + (13 * -0.2 + -4x * -0.2) = 0.5(x + -8)
0.9x + (-2.6 + 0.8x) = 0.5(x + -8)

Reorder the terms:
-2.6 + 0.9x + 0.8x = 0.5(x + -8)

Combine like terms: 0.9x + 0.8x = 1.7x
-2.6 + 1.7x = 0.5(x + -8)

Reorder the terms:
-2.6 + 1.7x = 0.5(-8 + x)
-2.6 + 1.7x = (-8 * 0.5 + x * 0.5)
-2.6 + 1.7x = (-4 + 0.5x)

Solving
-2.6 + 1.7x = -4 + 0.5x

Solving for variable 'x'.

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

Add '-0.5x' to each side of the equation.
-2.6 + 1.7x + -0.5x = -4 + 0.5x + -0.5x

Combine like terms: 1.7x + -0.5x = 1.2x
-2.6 + 1.2x = -4 + 0.5x + -0.5x

Combine like terms: 0.5x + -0.5x = 0.0
-2.6 + 1.2x = -4 + 0.0
-2.6 + 1.2x = -4

Add '2.6' to each side of the equation.
-2.6 + 2.6 + 1.2x = -4 + 2.6

Combine like terms: -2.6 + 2.6 = 0.0
0.0 + 1.2x = -4 + 2.6
1.2x = -4 + 2.6

Combine like terms: -4 + 2.6 = -1.4
1.2x = -1.4

Divide each side by '1.2'.
x = -1.166666667

Simplifying
x = -1.166666667

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