20guadalupee73248
06.09.2020 •
Mathematics
7(3r-1) - (r+5) = -52 Show all work!
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Ответ:
- 2
Step-by-step explanation:
Step 1:
21r - 7 - r - 5 = - 52
Step 2:
20r - 12 = - 52
Step 3:
20r = - 40
r = - 2
Hope This Helps :)
Ответ: