Which ordered pair is a solution to the following linear system? 5x + 4y= -14
x+2y = 2​

This is different from the first one can someone me

If the value of cos330°is√3/2 then find cos 165°.

Fatima plans to spend at least $15 and at most $20 dollars on sketch pads and pencils. if she buys 2 sketchpads, how many pemcils can she buy while staying in her price range? fatima can buy between and pencils. ? (type whole numbers. use ascending? order.)