Zhi bought 18 tickets for games at a fair. each game requires 3 tickets. zhi wrote the expression 18 – 3g to find the number of tickets she has left after playing g games. diego correctly wrote another expression, 3(6 – g), that will also find the number of tickets zhi has left after playing g games. use the drop-down menus to explain what each part of zhi's and diego's expressions mean.

An appliance store sells a washer-dryer combination for $1800. if the washer costs $300 more than the dryer, find the cost for each appliance.

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:

What is the expression in factored form? -x^2 + 3x + 28 a. (x-7)(x-4) b. -(x-7)(x+4) c. (x+4)(x+7) d. -(x-4)(x+7)