Question

Vă rog dau coroana
Doar cele 2 exerciții

Answer 1

1 .
x= [(30+5:5)*10-23]:7 = [(30+1)*10-23]:7 = (31*10-23):7=(310-23):7= 287:7= 41
y= [(20:4)*5-20]*2-6= (5*5-20)*2-6= (25-20)*2-6= 5*2-6= 10-6=4
x= 41
y=4
b) x mai mare ca y

2.
(30*x+6):4=84
30*x+6= 84*4
30*x+6= 336
30*x=336-6
30*x= 330
x= 330:30
x= 11