What is the y-intercept of the line that passes through the points(2, -1) and (-3,9)

When the solutions to each of the two equations below are graphed in the xy-coordinate plane, the graphs of the solutions intersect at two places. write the y-cordninates of the points of intersection in the boxes below in order from smallest to largest. y=2x y=x^2-3

Which of the following pair(s) of circles have las a common external tangent? select all that apply. a and b a and c b and c

Jayne is studying urban planning and finds that her town is decreasing in population by 3% each year. the population of her town is changing by a constant rate.true or false?