Ali and tibor get paid $9 per hour. this week, tibor made an additional $27 in overtime.
a). write and expression that represents the weekly wages of ali and tibor. let a represents the number of hours ali worked this week and let t represent the number of hours tibor worked this week.

b). can you write the expression in another way? if so, give an example. justify your answer.

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.

You earn a 12% commission for every car you sell. how much is your commission if you sell a $23,000 car?

Use the method of cylindrical shells to find the volume v generated by rotating the region bounded by the curves about the given axis.y = 7ex, y = 7e^-x, x = 1; about the y-axis