Friday

November 21, 2014

November 21, 2014

Posted by **Geena** on Wednesday, May 4, 2011 at 12:55pm.

Stephanie has the following scores on her algebra tests: 85, 92, and 71. What score must she earn on her fourth test in order to have an average of 80 or above?

- Algebra -
**PsyDAG**, Wednesday, May 4, 2011 at 1:12pm(85+92+71+x)/4 ≥ 80

Solve for x.

- Algebra -
**Anonymous**, Wednesday, May 4, 2011 at 9:09pm1.2

- Algebra -
**Yariv**, Thursday, June 2, 2011 at 4:56amx>=4*80-85-92-71=320-85-92-71=320-248=72

**Answer this Question**

**Related Questions**

pre-algebra - Solve, show the algebraic you use. Tammy has the following scores ...

math - 2. Simplify. Please be sure to show all of your work. -3(-9) – |-5 – 3 3...

Math - Algebra - A. Solve the following quadratic equations. Make sure to show ...

algebra - Use the five steps for problem solving to answer the following ...

algebra - Solve the following inequality and write your answer using interval ...

algebra - Solve the following inequality and write answer using interval ...

Algebra - Answer to david has scores of 79, 96, 63, 54 on his algebra tests. Use...

algebra - Solve the inequality. Express your solution using notation and please ...

algebra - You earned the following scores on five science tests: 75, 82, 90,84, ...

college algebra - solve the following inequality. write the answer in interval ...