Question

y upon 4 - 1 upon 3 = y upon 5 + 2 upon 7 ​

Answer 1

y/4 - 1/3 = y/5 + 2/7

3y/12 - 4/12 = 5y/35 + 10/35 (take LCM)

3y-4/12 = 5y+10/35

3y-4×35 = 5y+10×12 (transpose denominators)

105y-140 = 60y+120

105y-60y = 120+140

45y = 260

y = 260/45

y = 52/9

hope this helps...

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