(х+30)}
(х:100)*60}
х+30=х:100*60
х-0.6х=-30
0.4х=-30
х=12
Copyright © 2025 SCHOLAR.TIPS - All rights reserved.
Answers & Comments
(х+30)}
(х:100)*60}
х+30=х:100*60
х-0.6х=-30
0.4х=-30
х=12