Lines m and n are cut by a transversal l.

Which angle pair relationship should be used to prove lines m and n are parallel?

Angles 1 and 5 are congruent corresponding angles.
Angles 2 and 8 are supplementary alternate exterior angles.
Angles 3 and 6 are congruent with same-side interior angles.
Angles 4 and 6 are supplementary alternate interior angles.

If g(x) = x+1/ x-2 and h (x) =4 - x , what is the value of ( g*h) (-3)?

Determine whether the points (–3,–6) and (2,–8) are in the solution set of the system of inequalities below. x ? –3 y < 5? 3x + 2 a. the point (–3,–6) is not in the solution set, and the point (2,–8) is in the solution set. b. neither of the points is in the solution set. c. the point (–3,–6) is in the solution set, and the point (2,–8) is not in the solution set. d. both points are in the solution set.

Write an algebraic expression to match each statement a. four less than 8 times a number b. twice the difference of a number and six c. nine from a number squared