SOLUTION: how do you solve {{{b-4/9=-1/12}}}

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Question 694086: how do you solve b-4%2F9=-1%2F12
Answer by JBarnum(2146) About Me  (Show Source):
You can put this solution on YOUR website!
b-4%2F9=-1%2F12 add 4/9 to both sides
b=%28-1%2F12%29%2B%284%2F9%29find a common denominator id pick 36, its 12 times 3 and 9 times 4
b=%28-3%2F36%29%2B%2816%2F36%29add across numerators
b=13%2F36