Ответ:
1)2(-1.5a-2.8)+4.2a-6=-3a-5.6+4.2a-6=1.2a-11.6
2)-3/4×1.2=-18/20=-0.9
3)-0.9-11.6=-12.5
Copyright © 2024 SCHOLAR.TIPS - All rights reserved.
Answers & Comments
Ответ:
1)2(-1.5a-2.8)+4.2a-6=-3a-5.6+4.2a-6=1.2a-11.6
2)-3/4×1.2=-18/20=-0.9
3)-0.9-11.6=-12.5