can someone solve these 2 question idk what I'm getting wrong

7. [0.34/1 Points] DETAILS PREVIOUS ANSWERS SCALCET9 12.1. Write the equation of the sphere in standard form. x2 + 2 - - (x - 1) 2 + (1+ 2)32 2) =16 X Find its center and radius. center ( x, y, z ) = 1, X radius Need Help? Read It Watch it Submit Answer 8. [0 67/1 Points] DETAILS PREVIOUS ANSWERS SCALCET9 12.1.02 Write the equation of the sphere in standard form. 16X 4y 8 X find it's center and cadluis center on radius Need Helpr Hummerwin