Пошаговое объяснение:
15/20 - (х + 1/20) = 4/20
х + 1/20 = 15/20 - 4/20
х + 1/20 = 11/20
х = 11/20 - 1/20
х = 10/20
х = 1/2
Copyright © 2024 SCHOLAR.TIPS - All rights reserved.
Answers & Comments
Verified answer
Пошаговое объяснение:
15/20 - (х + 1/20) = 4/20
х + 1/20 = 15/20 - 4/20
х + 1/20 = 11/20
х = 11/20 - 1/20
х = 10/20
х = 1/2