What is the value of 3(x - y) if x = 9 and y = -2*

Which of the following statements is not true? a.parallel lines are lines in the same plane that never intersect. b.congruent figures have the same shape and same size angles and sides. c.similar figures must have the same shape and the same size. d.a rotation is when you turn a figure around a certain point.

Wich statement could be used to explain why the function h(x)= x^3 has an inverse relation that is also a function

How many terms does the polynomial x^2 y^2 have