0.5x-(0.2x-0.8)=3.5

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Solution for 0.5x-(0.2x-0.8)=3.5 equation: 


Simplifying
0.5x + -1(0.2x + -0.8) = 3.5

Reorder the terms:
0.5x + -1(-0.8 + 0.2x) = 3.5
0.5x + (-0.8 * -1 + 0.2x * -1) = 3.5
0.5x + (0.8 + -0.2x) = 3.5

Reorder the terms:
0.8 + 0.5x + -0.2x = 3.5

Combine like terms: 0.5x + -0.2x = 0.3x
0.8 + 0.3x = 3.5

Solving
0.8 + 0.3x = 3.5

Solving for variable 'x'.

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

Add '-0.8' to each side of the equation.
0.8 + -0.8 + 0.3x = 3.5 + -0.8

Combine like terms: 0.8 + -0.8 = 0.0
0.0 + 0.3x = 3.5 + -0.8
0.3x = 3.5 + -0.8

Combine like terms: 3.5 + -0.8 = 2.7
0.3x = 2.7

Divide each side by '0.3'.
x = 9

Simplifying
x = 9

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