(4y + 6) + (5n + 9) = ??? Simplify your answer

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.

What is the solution to this system of equations? y= 2x - 3.5 x - 2y = -14

Predict which statements are true about the intervals of the continuous function. check all that apply