Solve by Elimination:
4x - 5y = 14
-4x + y = 6

What are the measures of ∠a, ∠b, ∠c and ∠d? explain how to find each of the angle measure.

Ihave a triangle with a 60 degree angle. lets use d for that angle. what are the values of e and f if d is 60 degrees? and what do you notice about the values of e and f?

50 people men and women were asked if they watched at least one sport on tv. 20 of the people surveyed are women, but only 9 of them watch at least one sport on tv. 16 of the men watch at least one sport on tv. make a a two-way table and a relative frequency table to represent the data.