?+?=8
+. +=6
?- ?
=. =
13. 8
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Answered by
0
Answer:
a+b = 8
a+c=13
a+d=8
c-d=6
and a,b,c,d are 7/2,9/2,19/2,7/2
Answered by
1
Answer:
Hope it helps you...✔️✔️
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