9. Sean plans to buy a new tablet for \( \$ 315 \). The store offers him an interest- free payment plan that allows him to pay in monthly installments of \( \$ 25 \). a) How much will Sean still owe after one payment? After two payments? After three payments?

To determine how much Sean will still owe after each payment, subtract the installment amount from the remaining balance. **Initial Cost of the Tablet:** \$315 **Monthly Installment:** \$25 1. **After One Payment:** \[ \$315 - \$25 = \$290 \] **Remaining Balance:** \$290 2. **After Two Payments:** \[ \$290 - \$25 = \$265 \] **Remaining Balance:** \$265 3. **After Three Payments:** \[ \$265 - \$25 = \$240 \] **Remaining Balance:** \$240 **Summary:** - **After 1 payment:** \$290 owed - **After 2 payments:** \$265 owed - **After 3 payments:** \$240 owed