HELP ASAP If M(3,8) is the midpoint of the line segment AB and if A has coordinates (-1,-1), find the coordinates of B. (x, y) = ?

Click on the y intercept. -x +4 i know you cant click on it so could you just say the coordinates like (example - (1,0) you so much.

Gretchen is setting up for a banquet. she has 300 chairs and needs to distribute them evenly among t tables. how many chairs should she put at each table? write your answer as an expression.

If (x-2) 2= 49, then x could be a. -9 b. -7 c.- 2 d. 5 e.9