If xy = 144, x + y = 30, and x > y, what is the value of x – y ?
f. 4
g. 6
h. 18
j. 22
k. 24

This race was first held in 1953 on august 16th. every decade the race finishes with a festival. how many years is this?

Marco has $38.43 dollars in his checking account. his checking account is linked to his amazon music account so he can buy music. the songs he purchases cost $1.29. part 1: write an expression to describe the amount of money in his checking account in relationship to the number of songs he purchases. part 2: describe what the variable represents in this situation.

An alternative to car buying is to make monthly payments for a period of time, and then return the vehicle to the dealer, or purchase it. this is called