0.7x+0.2(1-x)=0.1x+0.4(1-x)

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Solution for 0.7x+0.2(1-x)=0.1x+0.4(1-x) equation:


Simplifying
0.7x + 0.2(1 + -1x) = 0.1x + 0.4(1 + -1x)
0.7x + (1 * 0.2 + -1x * 0.2) = 0.1x + 0.4(1 + -1x)
0.7x + (0.2 + -0.2x) = 0.1x + 0.4(1 + -1x)

Reorder the terms:
0.2 + 0.7x + -0.2x = 0.1x + 0.4(1 + -1x)

Combine like terms: 0.7x + -0.2x = 0.5x
0.2 + 0.5x = 0.1x + 0.4(1 + -1x)
0.2 + 0.5x = 0.1x + (1 * 0.4 + -1x * 0.4)
0.2 + 0.5x = 0.1x + (0.4 + -0.4x)

Reorder the terms:
0.2 + 0.5x = 0.4 + 0.1x + -0.4x

Combine like terms: 0.1x + -0.4x = -0.3x
0.2 + 0.5x = 0.4 + -0.3x

Solving
0.2 + 0.5x = 0.4 + -0.3x

Solving for variable 'x'.

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

Add '0.3x' to each side of the equation.
0.2 + 0.5x + 0.3x = 0.4 + -0.3x + 0.3x

Combine like terms: 0.5x + 0.3x = 0.8x
0.2 + 0.8x = 0.4 + -0.3x + 0.3x

Combine like terms: -0.3x + 0.3x = 0.0
0.2 + 0.8x = 0.4 + 0.0
0.2 + 0.8x = 0.4

Add '-0.2' to each side of the equation.
0.2 + -0.2 + 0.8x = 0.4 + -0.2

Combine like terms: 0.2 + -0.2 = 0.0
0.0 + 0.8x = 0.4 + -0.2
0.8x = 0.4 + -0.2

Combine like terms: 0.4 + -0.2 = 0.2
0.8x = 0.2

Divide each side by '0.8'.
x = 0.25

Simplifying
x = 0.25

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