William works at a tire shop and earns 6.75% commission on everything he sells. He also earns a base salary of $300 per week. How much will he earn for the week if he sells $5,385 worth of tires?

Type the correct answer in the box. consider the system of linear equations below. rewrite one of the two equations above in the form ax + by = c, where a, b, and c are constants, so that the sum of the new equation and the unchanged equation from the original system results in an equation in one variable.