Number 1 is x=8!!
2 is pretty confusing so I hope someone else can answer two as I have answered 1!
Refer to the attachment please :-)
Answer:
y=-4 or y=-6
Step-by-step explanation:
y^2-14y+49=2y^2-4y+73
y^2+10y+24=0
(y+4)(y+6)=0
y=-4 or y=-6
Answer:
0.9
Step-by-step explanation: