What is the relationship between DE and FG ? Select all that apply.

Three numbers x, y, and z are in the ratio 2: 7: 8. if 12 is subtracted from y, then three numbers form a geometric sequence (in the order x, y–12, z). find x, y, and z. there are 2 sets.

Divide. –4.2 ÷ 6 = a –0.7 b 0.7 c –7 d 7 me

Can someone, me with this.i really need with this