Respuesta :

1. x= -13 x=13
2. (-5,-3)
3. x=-6 x=6
4. x=-5/6 x=5/6

Gotcha!

The 1st answer is x=-13 or x=13

The 2nd answer is -5<y<-3

The 3rd answer is t=-6 or t=6

The 4th answer is a=-1/8 or a=1/8