早教吧 育儿知识 作业答案 考试题库 百科 知识分享

解三元一次方程组①X+10.56Y+2.76z=48.11②X+19.83Y+1.47z=51.11③X+88.86Y+122.85Z=560.29

题目详情
解三元一次方程组①X+10.56Y+2.76z=48.11②X+19.83Y+1.47z=51.11③X+88.86Y+122.85Z=560.29
▼优质解答
答案和解析
①X+10.56Y+2.76z=48.11
②X+19.83Y+1.47z=51.11
③X+88.86Y+122.85Z=560.29
消元法计算