Question

Реши уравнение x•290-600=270
30:y•8=40

Answer 1

290х=870
х=3

30:у=40:8
30:у=5
у=30:5
у=6

Answer 2

х•290=600+270
х•290=870
х=870:290
х=3


30:у=40:8
30:у=5
у=30:5
у=6