5(1.8+-0.4y)+2y=9

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Solution for 5(1.8+-0.4y)+2y=9 equation: 


Simplifying
5(1.8 + -0.4y) + 2y = 9
(1.8 * 5 + -0.4y * 5) + 2y = 9
(9 + -2y) + 2y = 9

Combine like terms: -2y + 2y = 0
9 + 0 = 9
9 = 9

Add '-9' to each side of the equation.
9 + -9 = 9 + -9

Combine like terms: 9 + -9 = 0
0 = 9 + -9

Combine like terms: 9 + -9 = 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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