0.9x-0.1(10-4x)=-0.4(x-6)

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Solution for 0.9x-0.1(10-4x)=-0.4(x-6) equation:


Simplifying
0.9x + -0.1(10 + -4x) = -0.4(x + -6)
0.9x + (10 * -0.1 + -4x * -0.1) = -0.4(x + -6)
0.9x + (-1 + 0.4x) = -0.4(x + -6)

Reorder the terms:
-1 + 0.9x + 0.4x = -0.4(x + -6)

Combine like terms: 0.9x + 0.4x = 1.3x
-1 + 1.3x = -0.4(x + -6)

Reorder the terms:
-1 + 1.3x = -0.4(-6 + x)
-1 + 1.3x = (-6 * -0.4 + x * -0.4)
-1 + 1.3x = (2.4 + -0.4x)

Solving
-1 + 1.3x = 2.4 + -0.4x

Solving for variable 'x'.

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

Add '0.4x' to each side of the equation.
-1 + 1.3x + 0.4x = 2.4 + -0.4x + 0.4x

Combine like terms: 1.3x + 0.4x = 1.7x
-1 + 1.7x = 2.4 + -0.4x + 0.4x

Combine like terms: -0.4x + 0.4x = 0.0
-1 + 1.7x = 2.4 + 0.0
-1 + 1.7x = 2.4

Add '1' to each side of the equation.
-1 + 1 + 1.7x = 2.4 + 1

Combine like terms: -1 + 1 = 0
0 + 1.7x = 2.4 + 1
1.7x = 2.4 + 1

Combine like terms: 2.4 + 1 = 3.4
1.7x = 3.4

Divide each side by '1.7'.
x = 2

Simplifying
x = 2

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