Look at pic pls help

Question 101 points)which equation in slope-intercept form represents the line that passes through (5, 1) and(-4,7)

How many solutions does the nonlinear system of equations graphed bellow have?

Aflower has 26 chromosomes. to create a new flower, how many chromosomes would a sperm cell have? what is this process called? part 2: within a flower cell that has 26 chromosomes, how many chromosomes would a cell that is created within the stem of a flower as it grows, have? what is this process called?