3+1/2x=7

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Solution for 3+1/2x=7 equation: 



3+1/2x=7

We move all terms to the left:

3+1/2x-(7)=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-4=0

We multiply all the terms by the denominator


-4*2x+1=0

Wy multiply elements

-8x+1=0

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

-8x=-1

x=-1/-8

x=1/8

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