Solve the equation (frac{2y1}{3} – frac{3y1}{4} = 1)

A.
8 
B.
13 
C.
13 
D.
19
Correct Answer: Option B
Explanation
(frac{4(2y1)3(3y1)}{12}=12 Rightarrow 12 8y – 4 – 9y + 3 = 12 \
Rightarrow y1=12Rightarrow y=13Rightarrow y=13)
(frac{4(2y1)3(3y1)}{12}=12 Rightarrow 12 8y – 4 – 9y + 3 = 12 \
Rightarrow y1=12Rightarrow y=13Rightarrow y=13)