Of the following equations is a which of the following is a linear function? 2x + 3y = 6
y=x2+1
y=x3
x2 + y2 = 9

On average, how many more hits will he get when he bats 100 times at home during the day as opposed to 100 times away at night?

Trent wants to buy 2 packs of trading cards for 3 dollars each. the trading card packs that trent normally buys tend to come in packs of 6, 10, 12, or 15 cards. after selecting 2 packs, trent found that the first pack of cards cost 25 cents per card, and the second pack cost 30 cents per card. trent uses this information to write the equations below in order to compare c, the number of cards in each pack.

The difference of two numbers is 40. find the numbers if 0.3 parts of one number is equal to 37.5% of the other one.