Set Up the System of Equations and Then Solve It

question 215

Multiple Choice

Set up the system of equations and then solve it by using inverse matrices. ​
Nutrition A biologist has a 40% solution and a 10% solution of the same plant nutrient. How many cubic centimeters of each solution should be mixed to obtain 35 cc of a 28% solution?
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Definitions:

Express Interests

The act of clearly communicating one's desires and priorities in a negotiation.

Mirror Back

A communication technique used to validate what the speaker has said by paraphrasing or repeating their message to ensure understanding and empathy.

Single Negotiator

An individual who represents a party or multiple parties in a negotiation process.

Final Agreement

The conclusive arrangement or contract reached by negotiating parties, marking the end of negotiations and establishing the terms of the deal.