60 (600x)+80x
≤
44000
Remove the bracket and get
36000-60 times +80 times
≤
44000
Move items, get
-60 times +80 times
≤
44000-36000
Merge similar projects to obtain
20x
≤
8000
The coefficient becomes 1, and we get
x≤400
Answer: You can buy up to 400 seedlings.
(2): Let A sapling be X, then B sapling be (600-x).
88%x+96%(600-x)≥
600×90%
Remove the bracket and get
88%x+576-96%x
≥
600×90%
Move items, get
88%x-96%x
≥
600×90%-576
Merge similar projects to obtain
-8%x
≥
-36
The coefficient becomes 1, and we get
x
≥
450
B sapling is
600 x
=
600-450= 150
Answer: You can buy at least 150 saplings.
1. Model essay on training summary and bridging the gap
Since the beginning of school, with the care and support of teacher