5/2x+1/2x=21+7/2x

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Solution for 5/2x+1/2x=21+7/2x equation: 



5/2x+1/2x=21+7/2x

We move all terms to the left:

5/2x+1/2x-(21+7/2x)=0



Domain of the equation: 2x!=0

x!=0/2

x!=0

x∈R





Domain of the equation: 2x)!=0

x!=0/1

x!=0

x∈R



We add all the numbers together, and all the variables

5/2x+1/2x-(7/2x+21)=0

We get rid of parentheses

5/2x+1/2x-7/2x-21=0

We multiply all the terms by the denominator


-21*2x+5+1-7=0

We add all the numbers together, and all the variables

-21*2x-1=0

Wy multiply elements

-42x-1=0

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

-42x=1

x=1/-42

x=-1/42

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