0.2*(25-5a)=4-a

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Solution for 0.2*(25-5a)=4-a equation: 


Simplifying
0.2(25 + -5a) = 4 + -1a
(25 * 0.2 + -5a * 0.2) = 4 + -1a
(5 + -1a) = 4 + -1a

Add 'a' to each side of the equation.
5 + -1a + a = 4 + -1a + a

Combine like terms: -1a + a = 0
5 + 0 = 4 + -1a + a
5 = 4 + -1a + a

Combine like terms: -1a + a = 0
5 = 4 + 0
5 = 4

Solving
5 = 4

Couldn't find a variable to solve for.

This equation is invalid, the left and right sides are not equal, therefore there is no solution.

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