2. Next

3. Click on each word below to review the different charges on this particular cell phone bill. BackNext Double charged for same item. Did not pay month before

4. BackNext

5. Back

6. Click on each number to find Out where each charge came from. Back 39.99 + (-8.00) + (-10.00) + 15.00 + 15.00+ 4.98+.58 +.05 +.40 + 2.12 Next +.13 +.07 +.28 +.65 + 2.85 + 1.12= 65.22

7. Take the numbers you added together in order to show your actual billed amount. Which numbers are constants? Back 39.99 + (-8.00) + (-10.00)+ 4.98+.58 +.05 +.40 + 2.12+ 15.00 +.13 +.07 +.28 +.65 + 2.85 + 1.12= 65.22 Which numbers can change? In Step 3 we realized two different charges that could occur We went over our allotted amount. Our voice charge was.45 cents per minute and our text charge was.10 cents a text and Our data/download charge was.25 cents a download. So we add these into our equation. +.45v +.10t +.25d+ 15.00 Combine like terms and Presto you have your equation.45.24 +.45v +.10t +.25d = Total