Algebra 1/Geometry

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1. |-5 1/4 - 2/3|
|-5 3/12 - 8/12|

I forgot how to subtract fractions like the one above, can anyone refresh my memory?

2. Q bisects segment PR, PQ = 3y, and PR = 42. Find y and QR.

Don't know how to do this. Explain to me please?

  • Algebra 1/Geometry -

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