What is the value of sin a? 12/15 9/15 9/12 12/9

The highest common factor of 132 and 220

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.

Solve this system of equations. 12x − 18y = 27 4x − 6y = 10