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3 years ago

I have finals tomorrow lol. If you guys could teach me how to do this you’d be amazing

Mathematics

1 answer:

ddd [48]3 years ago

3 0

2r + 2r + 5 + r + 4r - 3 = 38

9r + 5 - 3 = 38

9r + 2 = 38

9r = 38 - 2

9r = 36

9r/9 = 36/9

r = 4cm

Done!

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