You buy a new sports car for $35, 000. The value of the car decreases by 15% each year. Write an exponential equation model giving the car's value y (in dollars) after t years, simplify as needed. Estimate the value of the car after 5 years.

If sin θ=24/25 and 0 less than or equal to θ less than or equal to π/2, find the exact value of tan 2θ. answers; a) -527/336 b) -336/527 c)7/24 d) 24/7

Ijust need to see how to do this. so you don’t have to answer all of them just a step by step explanation of one.

The school that imani goes to is selling tickets to the annual dance competition. on the first day of the ticket sales the school sold 7 adult tickets and 5 child tickets for a total of $96. the school took in $40 on the second day by seling 3 adult tickets . find the price of an adult ticket and the price of a child ticket. solve by using substitution elimination college prep algebra math heres the 2 equations i came up with 7x+5y=96 and 3x+2y= -40 show all workiv be stuck on this.