A: Which equations are functions? B: How can you tell?
A: x = 17
B: y = x2 + 3
C: y = x
D: y = 17
E: y-2 = 3x
F: x = -5

Quadrilateral wxyz is on a coordinate plane. segment yz is on the line x+y=7 and segment xw is on the line x+y=3. which statement proves how segments yz and xw are related

Will mark 50 show all what is the solution to the system of equations? use the substitution method and show your work. -5x+y= -3 -15 x+3y=7 explain what your answer in part (a) tells you about the association of the lines in this system.

The sum of five and a number n is at least 12