7+1/2x=28

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Solution for 7+1/2x=28 equation: 



7+1/2x=28

We move all terms to the left:

7+1/2x-(28)=0



Domain of the equation: 2x!=0

x!=0/2

x!=0

x∈R



We add all the numbers together, and all the variables

1/2x-21=0

We multiply all the terms by the denominator


-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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