What is the angle measure of arc vt?

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

Using the quadratic formula find the zeros of the given polynomial -5x^2+3x-11

The sum of two numbers is 12 and their difference is 18 what are the two numbers