0.7x-0.4(18-3x)=-0.2(x-6)

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Solution for 0.7x-0.4(18-3x)=-0.2(x-6) equation:


Simplifying
0.7x + -0.4(18 + -3x) = -0.2(x + -6)
0.7x + (18 * -0.4 + -3x * -0.4) = -0.2(x + -6)
0.7x + (-7.2 + 1.2x) = -0.2(x + -6)

Reorder the terms:
-7.2 + 0.7x + 1.2x = -0.2(x + -6)

Combine like terms: 0.7x + 1.2x = 1.9x
-7.2 + 1.9x = -0.2(x + -6)

Reorder the terms:
-7.2 + 1.9x = -0.2(-6 + x)
-7.2 + 1.9x = (-6 * -0.2 + x * -0.2)
-7.2 + 1.9x = (1.2 + -0.2x)

Solving
-7.2 + 1.9x = 1.2 + -0.2x

Solving for variable 'x'.

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

Add '0.2x' to each side of the equation.
-7.2 + 1.9x + 0.2x = 1.2 + -0.2x + 0.2x

Combine like terms: 1.9x + 0.2x = 2.1x
-7.2 + 2.1x = 1.2 + -0.2x + 0.2x

Combine like terms: -0.2x + 0.2x = 0.0
-7.2 + 2.1x = 1.2 + 0.0
-7.2 + 2.1x = 1.2

Add '7.2' to each side of the equation.
-7.2 + 7.2 + 2.1x = 1.2 + 7.2

Combine like terms: -7.2 + 7.2 = 0.0
0.0 + 2.1x = 1.2 + 7.2
2.1x = 1.2 + 7.2

Combine like terms: 1.2 + 7.2 = 8.4
2.1x = 8.4

Divide each side by '2.1'.
x = 4

Simplifying
x = 4

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