a/b
(a+4)/(b+4)=1/2-->2a+8=b+4-->2a-b=-4-->-6a+3b=12
(a-2)/(b-2)=3/8-->8a-16=3b-6-->8a-3b=10
sumamos:
2a=22-->a=11
b=26
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a/b
(a+4)/(b+4)=1/2-->2a+8=b+4-->2a-b=-4-->-6a+3b=12
(a-2)/(b-2)=3/8-->8a-16=3b-6-->8a-3b=10
sumamos:
2a=22-->a=11
b=26