Monday

October 20, 2014

October 20, 2014

Posted by **Amber** on Monday, January 14, 2008 at 10:28pm.

dealing with- graphing, subst., and elimin.

- Algebra -
**Reiny**, Monday, January 14, 2008 at 11:26pmlet x L represent the volume of the 30% solution, then 200 - x L would be the 50% solution

then...

.3x + .5(200-x) = .42(200)

solve....

**Answer this Question**

**Related Questions**

math - Explain how to solve: A chemist has one solution containing 30% ...

biology - a farmer sprays insecticide on his crops and notices that the insect ...

biology - A farmer sprays insecticide on his crops and notices that the insect ...

Science - fill in the blank questions monotremes, marsupials, and placentals ...

College Algebra - Translate the problem into a pair of linear equations in two ...

ALGEBRA - A chemist is asked to make 10 liters of a a35% solution. She has only...

chemistry - A chemist want to make a 10% Chlorine solution from 30% Chlorine ...

Math Algebra , high school - A biologist has three salt solutions: some 5% ...

chemistry - ) A chemist dissolves 1.000 x 103 g of potassium hydroxide in enough...

maths - what is the cost of spraying insecticide on a field measuring 2000m by ...