Angle O is in standard position and (7,6) is a point on the terminal side of 0. What is the exact value of sec 0 in simplest form with a rational denominator?

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.

Can someone me out here and the tell me the greatest common factor

Write the rational number in lowest terms 99/-15