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3 votes
9r-5r+2+r ????????? Pls help me

User Ben Luk
by
5.3k points

1 Answer

2 votes

Answer:

5r + 2

Explanation:

9r-5r+2+r=5r+2

\mathrm{Group\:like\:terms}

=9r-5r+r+2

\mathrm{Add\:similar\:elements:}\:9r-5r+r=5r

=5r+2

User Till Hoffmann
by
5.3k points