Katie has $50 in a saving account at the beginning of the summer. she wants to have at least $20 in the account by the end of the summer. she withdraws $2 each week for food,clothes

You can see that both multiplication and subtraction appear in one equation. You goal is to solve for the variable. To accomplish this, review the suggestion in the box about the order of operations. Order of Operations. a) Evaluate expressions inside grouping symbols.