amypoo
amypoo
14-11-2019
Mathematics
contestada
How do u solve -4r-11=4r+21
Respuesta :
NC10
NC10
14-11-2019
Answer:
-4
Step-by-step explanation:
-4r-11=4r+21
-4r-4r=21+11
-8r=32
r=32/-8
r=-4
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