Solve the Inequalities by graphing. Identify the graph that shows the following equations. X+y<1
X-y> 2

To complete your spring schedule, you must add calculus and physics. at 9: 30, there are three calculus sections and two physics sections; while at 11: 30, there are two calculus sections and three physics sections. how many ways can you complete your schedule if your only open periods are 9: 30 and 11: 30?

Sasha drank 8 bottles of water everyday for a week. how many bottles of water did she drink in total?

Angles r and s are complementary. the measure of angle r is 31 degrees. which equation can be used to find angle s?