Question

Rezolvati in multimea z ecuatia: a)7x-12=l(-4laputerea 2)l c)y/(-12)=l(-6la puterea 3)l va roogggggg ajutatimaaaaaaaaaaaaaa

Answer 1

a)7x-12=(-4)²
7x-12=16
7x=16+12
7x=28
x=4

c)
y/(-12)=l(-6³ )|
y/ (-12)= -216
y= (-216)*(-12)
y=2592


y/(-12)=l(-6³ )|
y/(-12)=216
y=216*(-12)
y= -2592