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(8r 2 −7r−9)+(−r 2 +r)
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4 votes
(8r
2
−7r−9)+(−r
2
+r)

User LambdaBeta
by
8.7k points

1 Answer

4 votes

Answer:

12r -9

Explanation:

(8r2−7r−9)+(−r2+r)

= 16r -7r -9 +2r +r

= 12r -9

User Unhack
by
7.4k points
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