Write a polynomial function of least degree with integral coefficients that has the given zeros. -4, 1, 5

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

Need on this geometry question. explain how you did it.

The final cost of a sale is determined by multiplying the price on the tag by 75%. which best describes the function that represents the situation?