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I need help with this 1.5r – 3r + 8r + 2.5r i don't get it
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I need help with this 1.5r – 3r + 8r + 2.5r i don't get it

User Mohamed Gamal
by
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1 Answer

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Answer:

9r

Explanation:

1.5r+2.5r-3r+8r

4r-3r+8r

r+8r = 9r

User Torbatamas
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