Pls answer as soon as you can I'm trying to pass this class i don't want to repeat the semester !! giving away 20 points Jenny and Jason are buying lunch for their friends. Hot dogs are $3 each and hamburgers are $5 each. They bought a total of 25 items for a total of $105. How many of each item did Jenny and Jason purchase?
Write and solve a system of equations to represent the given scenario. Use the variables "x" for hot dogs and "y" for hamburgers.

You drop a rubber ball off the roof of a 50 meter high building onto a paved parking lot. it bounces back up with every bounce, but not quite all the way back up to you. after the first bounce it bounces back only 80 percent of the distance it was dropped from. the pattern continues, meaning after every bounce it comes up to just 80 percent of the previous maximum height. so if before the first bounce the height is 50 meters, what height does the ball reach after the fifth bounce? round your answer to one decimal place and chose the correct response from the choices below:

Given: △acm, m∠c=90°, cp ⊥ am , ac: cm=3: 4, mp-ap=1. find am.

Polygon abcd is a parallelogram, and m? abc = 127°. the length of is 10 units, and the length of is 5 units. the perimeter of the parallelogram is units, and m? bcd is °