Question

решите уровнение )

(15-х:60)*30=270

Answer 1

(15-х:60)*30=270
15-х:60=270:30
15-х:60=9
х:60=15-9
х:60=6
х=6*60
х=360


(15-360:60)*30=270
(15-6)*30=270
9*30=270
270=270

Answer 2

(15-x:60)*30=270
15-x:60=9
x:60=6
x=60*6
x=360