Homework Help: Algebra

Posted by Donghae on Monday, July 7, 2008 at 7:19pm.

Manny works 40 hours per week. He must work for his parents where he earns $8 per hour. He also works for a computer company where he earns $20 per hour. What is the minimum number of hours Manny can work for the computer company to earn a total of $464 per week from both jobs?

Algebra - Damon, Monday, July 7, 2008 at 7:25pm
8*(40-x)+20*(x) = 464
320 - 8x + 20 x = 464
12 x = 144
- Algebra - Donghae, Monday, July 7, 2008 at 7:28pm
  oh i see. thanks!!
Algebra - Anonymous, Wednesday, July 28, 2010 at 6:59pm
the hypotenuse od a right triangle is 13 cm. one of the legs is 7 cm longer than the other leg. Find the area of the triangle

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