Help please I really need help

Which of the following points is collinear with (-2,1) and (0,3)

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.

Atemperature of 1.64◦f corresponds to answer in units of ◦c.