Question

Simplify the expression:
7r–3r+9r

Answer 1

13r

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

Answer 2

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! :)