30 points, pls
define a variable and write an equation for each situation, then solve.
1. chip earns a base salary of $500 per month as a salesman. in addition to the salary, he earns $90 per product that he sells. if his goal is to earn $5k per month, how many products does he need to sell?
2. a pizza shop charges $9 for a large cheese pizza. additional toppings cost $1.25 per topping. heather paid $15.25 for her large pizza. how many toppings did she order?