3/2x+9=21

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Solution for 3/2x+9=21 equation: 



3/2x+9=21

We move all terms to the left:

3/2x+9-(21)=0



Domain of the equation: 2x!=0

x!=0/2

x!=0

x∈R



We add all the numbers together, and all the variables

3/2x-12=0

We multiply all the terms by the denominator


-12*2x+3=0

Wy multiply elements

-24x+3=0

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

-24x=-3

x=-3/-24

x=1/8

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