SOLUTION: Solve for all y: 7/y-1/3=1/4

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Question 332437: Solve for all y: 7/y-1/3=1/4
Answer by ankor@dixie-net.com(22740) About Me  (Show Source):
You can put this solution on YOUR website!
Assume the problems is:
7%2Fy-1%2F3=1%2F4
:
multiply by 12y, eliminate the denominators. Results:
12(7) - 4y = 3y
12(7) = 3y + 4y
12(7) = 7y
divide both sides 7
12 = y
:
:
Check in original equation
7%2F12-1%2F3=1%2F4
7%2F12-4%2F12=3%2F12