20(0.65-4y)+80y=13

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Solution for 20(0.65-4y)+80y=13 equation: 


Simplifying
20(0.65 + -4y) + 80y = 13
(0.65 * 20 + -4y * 20) + 80y = 13
(13 + -80y) + 80y = 13

Combine like terms: -80y + 80y = 0
13 + 0 = 13
13 = 13

Add '-13' to each side of the equation.
13 + -13 = 13 + -13

Combine like terms: 13 + -13 = 0
0 = 13 + -13

Combine like terms: 13 + -13 = 0
0 = 0

Solving
0 = 0

Couldn't find a variable to solve for.

This equation is an identity, all real numbers are solutions.

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