Mathematics, 27.05.2021 23:10 Shamasen1
Unit 2: Logic & Proof Homework 6: Algebraic Proof
Directions: Name the property of equality that justifies each statement.
1. If a = 2b then a - c = 2b - c
2. x = x
3. 3(p - 7) = 3p - 21
4. If - 7k = - 42 , then k = 6
5. If m + n = 15 and n = 2 , then m + 2 = 15
6. If x/4 = - 5 , x = - 20
7. If w ^ 2 = 2x and 2x = y , then w ^ 2 = y
8. If c - 9 = - 1 then c = 8
9. If n = - 3 , then - 3 = n
Answers: 3
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Unit 2: Logic & Proof Homework 6: Algebraic Proof
Directions: Name the property of equality tha...
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