Can someone pls give me the answer to this?

For the equation below, x is the input and y is the output. y = -4x + 3 if the input is -8, then the output is

Ascatterplot is produced to compare the size of a school building to the number of students at that school who play an instrument. there are 12 data points, each representing a different school. the points are widely dispersed on the scatterplot without a pattern of grouping. which statement could be true

Which point on the x-axis lies on the line that passes through point c and is parallel to lino ab?