Write a algebraic expression for each problem . use > n< for the 1. a number plus three 2. eight times a number 3. fifteen divided by some number 4. eleven plus a number 5. a number minus twelve 6. five times seven times some number 7. twenty-four minus a number plus six 8. thirty-two divided by a number 9. some number divided by seven 10. fifty times a number divided by three 11. four plus a number minus seven