Show that the points (4,3) (3,2) (2,1) are collinear​

Find the missing variable for a parallelogram: a = latex: 32in^2 32 i n 2 h = b = 6.3 in (1in=2.54cm)

Larry wants to buy some carpeting for his living room. the length of the room is 4 times the width and the total area of the room is 16 square meters. what is the length of the living room

What are the solutions for the following system? -2x^2+y=-5 y=-3x^2+5