A:{x|0<x<1}
B:{x|﹣1<x<1}
C:{x|﹣2<x<2}
D:{x|1<x<2}
甲、乙两名同学在解方程组 {mx+y=52x−ny=13 时,甲解题时看错了m,解得 {x=72y=−2 ;乙解题时看错了n,解得 {x=3y=−7 .请你以上两种结果,求出原方程组的正确解.
bag is this? It's Daming's.