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stira [4]
3 years ago
13

8r-8=-32 so what is r?

Mathematics
2 answers:
gogolik [260]3 years ago
6 0
8r-8=-32\ \ \ \ \ | add\ 8\\\\
8r=-32+8\\\\
8r=-24\ \ \ \ | divide\ by\ 8\\\\r=-3\\\\solution\ is\ r=-3.
enyata [817]3 years ago
4 0
8r-8=-32\\
8r=-24\\
r=-3
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