4/9x+1/5x=3.45

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Solution for 4/9x+1/5x=3.45 equation: 



4/9x+1/5x=3.45

We move all terms to the left:

4/9x+1/5x-(3.45)=0



Domain of the equation: 9x!=0

x!=0/9

x!=0

x∈R





Domain of the equation: 5x!=0

x!=0/5

x!=0

x∈R



We add all the numbers together, and all the variables

4/9x+1/5x-3.45=0

We calculate fractions


20x/45x^2+9x/45x^2-3.45=0

We multiply all the terms by the denominator


20x+9x-(3.45)*45x^2=0

We add all the numbers together, and all the variables

29x-(3.45)*45x^2=0

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