PLEASE ANSWER BOTH A AND B BEST ANSWER GETS BRAINLIEST

Kathleen is a sales associate in a jewelry store. She earns $560/wk plus an 8% commission on sales. How much does she need to sell in a week to earn at least $700 that week?

a. Write an inequality equation to solve the problem. Use your choice of variable.

b. How much does she need to sell to earn at least $700 that week?