👤

x supra 12 = 3 supra x

Răspuns :

x/12=3/x
inmultim mezii si extremii
x*x=12*3
x^2=36
x=√36
=> x=6
=> x= -6

VERIFICARE:
-6/12=3/(-6)
-1/2= -1/2

6/12=3/6
1/2=1/2