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Mathematics 16 Online
OpenStudy (anonymous):

Q is the midpoint of PR, PQ=2z, and PR=8z-12. find z, PQ, and PR

OpenStudy (anonymous):

2*2z=PR 4z=8z-12 4z=12 z=3 PQ=6 PR=12

OpenStudy (anonymous):

thank you!!

OpenStudy (anonymous):

but what does the * mean in 2*2z

OpenStudy (anonymous):

wait does it mean times?

OpenStudy (anonymous):

yes it means 2 multiplied by 2z

OpenStudy (anonymous):

ok

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