Missing denominator

3 1/3 + 4/? =4 2/15
What is the missing number in the equation?

Correct answer:

x =  5

Step-by-step explanation:

a=331=3+31=33 3+1=39+1=3103.3333 b=4152=4+152=154 15+2=1560+2=15624.1333  a+4/x=b  a x+4=b x x(ab)=4 x=ba4=15623104=5



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