Look at the photographs of these teenagers. What are their problems? Use the table to make your own sentences. has problems with her / his mum got bad marks at school exams

juwal juwal    3   17.04.2019 04:30    14

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wami56 wami56  04.06.2020 14:05
(х-18)*3=х+18
3х+54=х+18
3х-х=18+54
2х=72
х=72:2
х=36 книг было на каждой полке
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