0.20x-0.08(x-10)=42.80

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Solution for 0.20x-0.08(x-10)=42.80 equation:


Simplifying
0.20x + -0.08(x + -10) = 42.80

Reorder the terms:
0.20x + -0.08(-10 + x) = 42.80
0.20x + (-10 * -0.08 + x * -0.08) = 42.80
0.20x + (0.8 + -0.08x) = 42.80

Reorder the terms:
0.8 + 0.20x + -0.08x = 42.80

Combine like terms: 0.20x + -0.08x = 0.12x
0.8 + 0.12x = 42.80

Solving
0.8 + 0.12x = 42.80

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 + 0.12x = 42.80 + -0.8

Combine like terms: 0.8 + -0.8 = 0.0
0.0 + 0.12x = 42.80 + -0.8
0.12x = 42.80 + -0.8

Combine like terms: 42.80 + -0.8 = 42
0.12x = 42

Divide each side by '0.12'.
x = 350

Simplifying
x = 350

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