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13=2+2/5x+9
We move all terms to the left:
13-(2+2/5x+9)=0
Domain of the equation: 5x+9)!=0We add all the numbers together, and all the variables
x∈R
-(2/5x+11)+13=0
We get rid of parentheses
-2/5x-11+13=0
We multiply all the terms by the denominator
-11*5x+13*5x-2=0
Wy multiply elements
-55x+65x-2=0
We add all the numbers together, and all the variables
10x-2=0
We move all terms containing x to the left, all other terms to the right
10x=2
x=2/10
x=1/5
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