3x+.8x+.8x=20

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Solution for 3x+.8x+.8x=20 equation: 


Simplifying
3x + 0.8x + 0.8x = 20

Combine like terms: 3x + 0.8x = 3.8x
3.8x + 0.8x = 20

Combine like terms: 3.8x + 0.8x = 4.6x
4.6x = 20

Solving
4.6x = 20

Solving for variable 'x'.

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

Divide each side by '4.6'.
x = 4.347826087

Simplifying
x = 4.347826087

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