In the triangle below, find the measurements of the unknown angles.
2а
a
75°

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.

Plzzz answer both questions and i will give you 100 points

Pls on #2 and show me how to solve it