Question

решите уравнение 9х+28=2755      510+14х=762

Answer 1

9х+28=2755

9х=2755-28

9х=2727

х=303

510+14х=762

14х=762-510

14х=252

х=18

Answer 2

9х+28=2755

9х=2755-28

9х=2727

х=303