1⼀20×4+(1⼀20+1⼀12)x=1解方程x=?

2025-07-31 10:52:45
推荐回答(3个)
回答1:

1/20×4+(1/20+1/12)x=1
1/5+2/15x=1
2/15x=4/5
x=4/5×15/2
x=6

回答2:

1/5+(3/60+5/60)x=1
8/60x=4/5
2/15x=4/5
x=6

回答3:

2