21/5+4/5=x

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Solution for 21/5+4/5=x equation: 



21/5+4/5=x

We move all terms to the left:

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

We add all the numbers together, and all the variables

-1x+21/5+4/5=0

We multiply all the terms by the denominator


-1x*5+21+4=0

We add all the numbers together, and all the variables

-1x*5+25=0

Wy multiply elements

-5x+25=0

We move all terms containing x to the left, all other terms to the right

-5x=-25

x=-25/-5

x=+5

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