Ответ:
(9-2,3х) × 5 = 15 × (1,4х - 3,5)
45 - 11,5х = 21х - 52,5
-11,5х - 21х = -52,5 - 45
-32,5х = -97,5
х = 3
Copyright © 2024 SCHOLAR.TIPS - All rights reserved.
Answers & Comments
Ответ:
(9-2,3х) × 5 = 15 × (1,4х - 3,5)
45 - 11,5х = 21х - 52,5
-11,5х - 21х = -52,5 - 45
-32,5х = -97,5
х = 3