Solve the simultaneous 2x+4y=22
2x+2y=15

You are on a cycling trip around europe with friends. you check the weather forecast for the first week. these are the temperatures for the week. sun mon tues wed thurs fri sat 16°c 20°c 24°c 28°c 28°c 23°c 15°c what is the mean temperature forecast for the week?

What is the the greatest common factor ?

Given sin28.4=.4756, cos28.4=.8796, and tan28.4=.5407 find the cot of 61.6