1/4(20-4a)=5-a

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Solution for 1/4(20-4a)=5-a equation: 



1/4(20-4a)=5-a

We move all terms to the left:

1/4(20-4a)-(5-a)=0



Domain of the equation: 4(20-4a)!=0

a∈R



We add all the numbers together, and all the variables

1/4(-4a+20)-(-1a+5)=0

We get rid of parentheses

1/4(-4a+20)+1a-5=0

We multiply all the terms by the denominator


1a*4(-4a+20)-5*4(-4a+20)+1=0

Wy multiply elements

4a^2(--20a(-+1=0

We use the square of the difference formula

4a^2(+20a(-1=0

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