Can someone help me on this plzzz

1.) 2x + y = 3 2.) x - 2y = -1 if equation 1 is multiplied by 2 and then the equations are added, the result is a.3x = 2 b.3x = 5 c.5x = 5

Jordan got 27 out of 90 correct on his test . what fraction of the marks did her get correct

Identify the parent function that can be used to graph the function f(x)=3(x-9)2