3 years ago

6r +9r - 2r - 13n combine like terms.

Mathematics

2 answers:

kolbaska11 [484]3 years ago

8 0

Answer:

13r-13n

Step-by-step explanation:

just add 9r+6r get 15r then subtract it by 2r then you get 13r and you can't subtract unlike terms

elena55 [62]3 years ago

3 0

Answer:

13r-13n

Step-by-step explanation:

6r+9r = 15r

15r-2r = 13r

13r-13n

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