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8t+3r-7t-9r help plz gelp
130k views
2 votes
8t+3r-7t-9r help plz gelp

User Dimitry Ernot
by
8.3k points

2 Answers

3 votes

Answer:

t - 6r

Explanation:


8t+3r-7t-9r\qquad\text{combine like terms}\\\\=(8t-7t)+(3r-9r)\\\\=1t-6r

User Tal Avissar
by
8.2k points
2 votes

Answer:

t-6r

Explanation:

8t-7t+3r-9r

t+3r-9r

t-6r

User Rodrigo Duarte
by
8.0k points
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