Question

Determinatil pe x: [(6•2:12-x:12):1+9:3]•6-24=0

Answer 1

[(12:12-x:12):1+3]•6-24=0

[(1-x:12):1+3]•6=24+0

[(1-x:12):1+3]•6=24

[(1-x:12):1+3]=24:6

[(1-×:12):1+3]=4

(1-x:12):1=4-3

(1-x:12):1=1

1-x:12=1•1

1-x:12=1

x:12=1-1

×:12=0

x=12•0

x=0

verificare:

[(12:12-0:12):1+3]•6-24=

[(1-0):1+3]•6-24

(1:1+3)•6-24

(1+3)•6-24

4•6-24

24-24

0

sper ca te-am ajutat,si ca-mi vei da coroana