0.3(x-80)-0.1x=28

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Solution for 0.3(x-80)-0.1x=28 equation: 


Simplifying
0.3(x + -80) + -0.1x = 28

Reorder the terms:
0.3(-80 + x) + -0.1x = 28
(-80 * 0.3 + x * 0.3) + -0.1x = 28
(-24 + 0.3x) + -0.1x = 28

Combine like terms: 0.3x + -0.1x = 0.2x
-24 + 0.2x = 28

Solving
-24 + 0.2x = 28

Solving for variable 'x'.

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

Add '24' to each side of the equation.
-24 + 24 + 0.2x = 28 + 24

Combine like terms: -24 + 24 = 0
0 + 0.2x = 28 + 24
0.2x = 28 + 24

Combine like terms: 28 + 24 = 52
0.2x = 52

Divide each side by '0.2'.
x = 260

Simplifying
x = 260

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