Answer:r=4 , a= 2
Step-by-step explanation:
Answer:
a=2
r =4
The solution is in the picture.
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16.6666666
pls crown
3 1/3 *5= 16.6666666
40%
(21-15)/15=0.4
0.4×100=40
i think it is. r = -s + 3z could be wrong sorry if it is
