I need help solving these 3 problems please Instruction: Find the slope of the line that passes through the pair of points.

1. (9,-3) and (9,-8)

2. (-8,5) and (3,-6)

3. (7,-1) and (15,9)

Acircle has a radius of 5/6 units and is centered at (3.6, 7.8) write the equation of this circle

Dean and karlene get paid to write songs. dean is paid a one-time fee of $20 plus $80 per day. karlene is paid a one-time fee of $25 plus $100 per day. write an expression to represent how much a producer will pay to hire both to work the same number of days on a song.

The owner of the plant nursery where you were tells you to fill 350 ml bottles from a 30 l from a fertilizer