Question 251203
Divide and simplify.
3y-12 over 55 divided by y-4 over 77

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[3(y-4)/55] / [(y-4)/77]
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Invert the denominator and multiply:
[3(y-4)/55] * [77/(y-4)]
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Factors common to numerator and denominator: (y-4) and 11
Cancel the common factors:
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= [3/5]*[7/1]
= 21/5
or
= 4.2
or
= 4 1/5
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Cheers,
Stan H.