.25(20+4s)-0.5(10+2s)=

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Solution for .25(20+4s)-0.5(10+2s)= equation: 


Simplifying
0.25(20 + 4s) + -0.5(10 + 2s) = 0
(20 * 0.25 + 4s * 0.25) + -0.5(10 + 2s) = 0
(5 + 1s) + -0.5(10 + 2s) = 0
5 + 1s + (10 * -0.5 + 2s * -0.5) = 0
5 + 1s + (-5 + -1s) = 0

Reorder the terms:
5 + -5 + 1s + -1s = 0

Combine like terms: 5 + -5 = 0
0 + 1s + -1s = 0
1s + -1s = 0

Combine like terms: 1s + -1s = 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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