Meredith needs 399 to buy a tablet computer. She wants to earn enough money babysitting to cover at least two-thirds the cost. If she earns 8 an hour babysitting, which inequality can be used to solve for b. the number of hours she must babysit? A 399-8bleqslant 133 B 399-8bleqslant 266 C. 8b-133geqslant 266 D 399-8bgeqslant 133

## Step 1Meredith wants to earn at least two-thirds of the cost of the tablet, which is dollars.## Step 2Meredith earns $8 per hour babysitting. If she babysits for hours, she will earn dollars.## Step 3Since she wants to earn at least , must be greater than or equal to $266.### **The inequality that represents this situation is **## Step 4However, we need to consider that she also has to pay for the tablet, which is , must be greater than or equal to the cost of the tablet minus $266.### **The inequality that represents this situation is **