What is the solution to this matrix equation? [2,2,-1] [x] [-20]
[1,1,-3] [y] = [-65]
[1,-1,2] [z] [19]

Which statement best describes the polynomial

To solve the system of equations below, pedro isolated the variable y in the first equation and then substituted it into the second equation. what was the resulting equation? { 5y=10x {x^2+y^2=36

How can you construct perpendicular lines and prove theorems about perpendicular lines