Question by Dangnguyen555 - Discuss with MathYouLike

Dangnguyen555

03/08/2018 at 09:07

5xy . 7xy = 3500

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Cristiano Ronaldo 03/08/2018 at 09:11

Find xy

8xy . 9xy = 170

Answer: 8xy . 9xy = 170

xy . (8+9) = 170

xy . 17 = 170

xy = 170 : 17

xy = 10

Dangnguyen555 selected this answer.
Dangnguyen555 03/08/2018 at 09:11

Oh sorry again

8xy . 9xy = 170
Dangnguyen555 03/08/2018 at 09:09

Sorry

8xy . 9xy = 1700

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