The mean of three numbers is 6 the mode of three number is 7 what is the least number

In what form is the following linear equation written y=9x+2

The quadratic function h(t)=-16.1t^2+150 choose the graph representation

`if you have a set of parallel lines a and b cut by transversal x, if angle 1 = 167 degrees, what is angle 4 and why. also what is the measure of angle 5 and why? you need to use the names of the angle relationship and explain. ''.