solve this problem
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Answered by
1
Answer:
a=d=7/2
b=9/2
c=19/2
Step-by-step explanation:
by writing the equations
a+b = 8
a+c=13
c-d=6
b+d=8
by solving those equations
we get them
Answered by
3
Answer:
3.5+4.5=8
+ +
9.5-3.5=6
=13 =8
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