420-х×6=300 пжжжжж помагите[email protected]$$$$$

Question

420-х×6=300 пжжжжж помагите[email protected]$$$$$

Answer 1

300:6=50
420-50=370 проверка 420-370•6=300

Answer 2

Х*6=420-300 х*6=120 х=120\6 х=20 420-20*6=300