Chapter 2: Q13. (page 69)
Solve each system by the method of addition or subtraction.
Short Answer
The solution of given system of equations is x = 4, y = 1.
Chapter 2: Q13. (page 69)
Solve each system by the method of addition or subtraction.
The solution of given system of equations is x = 4, y = 1.
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Get started for freeProve the following statement by filling in the blanks.
If A and B have coordinated a and b, with , and the midpoint M of has coordinate x, then prove .
Proof:
Statement | Reasons |
1. A, M, and B have coordinated a, x, and b respectively; . | 1. ? |
2. | 2. ? |
3. M is the midpoint of . | 3. ? |
4. , or | 4. ? |
5. | 5. ? |
6. ? | 6. ? |
7. | 7. ? |
Copy everything shown and supply missing statements and reasons.
Given:
Prove:
Proof:
Tell whether each statement is true or false. Then write the converse and tell whether it is true or false.
If Pam lives in Chicago, then she lives in Illinois.
Justify each step.
Justify each statement with a property from algebra or property of congruence.
If then .
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