subject
Mathematics, 24.09.2020 01:01 tabocampos1414

(8r^2-7r-9) +(-r^2+r)=(8r
2
−7r−9)+(−r
2
+r)

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Answers: 2

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You know the right answer?
(8r^2-7r-9) +(-r^2+r)=(8r
2
−7r−9)+(−r
2
+r)...

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