Which property justifies this statement? "if 2a + 3 = b and b = 7, then 2a + 3 = 7." * a. symmetric b. transitive c. associative d. disributive

Monica build a remote control toy airplane for science project to test the plane she launched it from the top of a building the plane travel a horizontal distance of 50 feet before landing on the ground a quadratic function which models the height of the plane in feet relative to the ground at a horizontal distance of x feet from the building is shown

Find the value of ax 4 ; a = 2, x = 1. select one: a. 2 b. 4 c. 1 d. 8

Factor the expression using gcf 9b+45