Minimum of f(x)=3(x+8)^2-7

Segment xz is bisected by point y. if xy = 12x, and the measure of xz = 18x – 6, solve for x

Me! 50 points! why does when we come home, our door is unlocked and there is grease on the door knob, me solve this , and i don't know what category this goes under

What is the 17th term in the arithmetic sequence in which a6 is 101 and a9 is 83