Please solve if you know no trolls please im desparate Please if you can answer any question or if all if you can.

8) Tayna made a mistake in her work. Identify the mistake and explain how she could fix the mistake. *

How many degrees are there in the "Department Store" angle? *

How many degrees are there in the "Gas Station" angle? *

Acomputer store buys a computer system at a cost of $370.80. the selling price was first at $ 618, but then the store advertised a 20 % markdown on the system. answer parts a and b. a. find the current sale price.

The amount cami raised during last year’s charity walk, $45.50, is 7/10 of the amount she raised this year. which equation represents n, the number of dollars she raised this year?

Three students, javier, sam, and corrine, participated in a fundraiser where people donated a certain amount of money per lap that the student ran. each student also had some initial donations that were collected before the run. the equations that represent each student's total donation, y, based on the number of laps ran, x, is shown below. match each equation with the correct rate of change for that student.