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1/2x+22=20
We move all terms to the left:
1/2x+22-(20)=0
Domain of the equation: 2x!=0We add all the numbers together, and all the variables
x!=0/2
x!=0
x∈R
1/2x+2=0
We multiply all the terms by the denominator
2*2x+1=0
Wy multiply elements
4x+1=0
We move all terms containing x to the left, all other terms to the right
4x=-1
x=-1/4
x=-1/4
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