mikematela2013 mikematela2013

28-03-2021
Mathematics

contestada

Simplify the expressions by combining like terms

4r + 9r - 11r + 7r

Respuesta :

nora801 nora801

28-03-2021

9r
Explanation:
4r + 9r = 13r
13r-11r = 2r
2r + 7r = 9r

Answer Link

faylilly faylilly

28-03-2021

Answer:

4r+9r+7r-11r

=20r-11r

=9r

Answer Link

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