I’ve attached a photo with the definition and my answers
Hope this helps!
Answer:
Ok so im in 7thgrade so ima try to help answer is x= 8x9
Answer:
≥ and ≤ will both be solid dots, as it includes the number
x ≥ -7 is everything greater than -7; x ≤ 4 is everything less than 4.
to include both, you'd click -7, drag right, and stop at 4