This preview shows page 1. Sign up to view the full content.
Unformatted text preview: How could you use substitution to find the number of adults who attended the game? CORRECT: Substitute 2 a for c in the equation a + c = 42. 4. Which of the following steps uses the elimination method to first solve this system for y ? CORRECT: Multiply both sides of the equation 9 x + 4 y = 20 by 2 and then add. 5. How could you solve this system by substitution? CORRECT: Substitute 6 for d into the equation 3 c + 5 d = 2. You got 5 out of 5 correct....
View Full Document
This note was uploaded on 10/07/2010 for the course MATH 101 taught by Professor Gonzalez during the Spring '10 term at Moorpark College.
- Spring '10