24venturoj 24venturoj

22-09-2021
Mathematics

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If PQ = 3, QR = 2x, and PR = 3x, what is QR?

Respuesta :

mcglothlins09 mcglothlins09

22-09-2021

Answer:

6

Step-by-step explanation:

It is ALWAYS helpful to sketch the appropriate figure.

That will make clear that 3x = x+4, by the definition of midpoint.

Then you solve the equation and you get x=2, so that PQ = 6.

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