4x+21=4(5+x)

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Solution for 4x+21=4(5+x) equation: 



4x+21=4(5+x)

We move all terms to the left:

4x+21-(4(5+x))=0

We add all the numbers together, and all the variables

4x-(4(x+5))+21=0



We calculate terms in parentheses: -(4(x+5)), so:

4(x+5)

We multiply parentheses

4x+20

Back to the equation:

-(4x+20)



We get rid of parentheses

4x-4x-20+21=0

We add all the numbers together, and all the variables

1!=0

There is no solution for this equation

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