187*икс =561 икс*35=6545 187*икс=5610

187х=561 х=561:187 х=3 х*35=6545 х=6545:35 х=187 187*х=5610 х=5610:187 х=30

187×x=561 x=561÷187 x=3 x×35=6545 x=6545÷35 x=187 187×x=5610 x=5610÷187 x=30