Ответ:
2x-9y=22
2x-9y-22=22-22
2x-9y-22=0
3x+y=-4
3x+y+4=-4+4
3x+y+4=0
2a-5b=-16
2a=-16+5b
a=-8+5/2b
7a-4b=-29
7a=-29+4b
a=-29/7+4/7b
7t+3s=8
7t=8-3s
t=8/7-3/7s
2t+5s=23
2t=23-5s
t=23/2-5/2s
Copyright © 2024 SCHOLAR.TIPS - All rights reserved.
Answers & Comments
Ответ:
2x-9y=22
2x-9y-22=22-22
2x-9y-22=0
3x+y=-4
3x+y+4=-4+4
3x+y+4=0
2a-5b=-16
2a=-16+5b
a=-8+5/2b
7a-4b=-29
7a=-29+4b
a=-29/7+4/7b
7t+3s=8
7t=8-3s
t=8/7-3/7s
2t+5s=23
2t=23-5s
t=23/2-5/2s