Skip to 8
1. Remove parentheses
2. Combine like terms
3. Remove parentheses and combine like terms
In 4 - 10, solve for x and check.
11. Suppose you get a job selling T-shirts at a concert. You get $2 for each T-shirt you sell, but it costs you $5 to get into the concert. Let x represent the number of T-shirts you sell, and express the amount of money you will get out of this deal as a function of x. How many T-shirts will you have to sell to come home with $25?