Find the y-intercept of the equation y=-4x - 9. Write the y-intercept as an ordered pair. a. (0,-9)
b. (-9,0)
C.(-9/4,0)
d. (-4.0)

Solve the system of equations. y= 2x y= x^2 - 15

An appliance store sells lamps at $95.00 for two. a department store sells similar lamps at 5 for $250.00. which store sells at a better rate

Thales was an ancient philosopher familiar with similar triangles. one story about him says that he found the height of a pyramid by measuring its shadow and his own shadow at the same time. if the person is 5-ft tall, what is the height of the pyramid in the drawing?