Fill in the blank question. Persevere with Problems A chemist is mixing solutions. Solution A is 15% acid, and solution B is 30% acid. She mixes the two solutions to make 12 liters of a new solution that is 25% acid. How many liters of each type of solution did the chemist use to make the new solution?

System of two linear inequalities is graphed as shown, where the solution region is shaded. complete the sentences below by determining whether each point is, or is not, located in the solution region. the point (-3,2) located in the solution region. the point (-7,5) located in the solution region. the point (2,-5) located in the solution region. the point (-14,6) located in the solution region.