Question

Реши уравнения:(x+240)*3=1260,x+(240*3)=1260,x+240=1260*3

Answer 1

(x+240)*3=1260
х+240 = 1260 : 3
х+240 = 420
х = 420- 240 
х = 180

x+(240*3)=1260
х + 720 = 1260
х= 1260 -720
х= 540


x+240=1260*3
х = 3780-240
х= 3540