113k views
1 vote
Simplify the expression:
7r–3r+9r

2 Answers

1 vote

Answer:

13r

I think it is correct but just try making sure oater sorr if I a wrong though

User Shade
by
7.4k points
7 votes

Answer:

13r

Explanation:

-First, collect like terms by calculating the sum or difference of their coefficients.

(7-3+9)r

-Then, calculate the sum or difference and you get..

13r.

Hope this helps! :)

User Chris Degnen
by
8.0k points

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