Chapter 2: Q8. (page 69)
Solve each system of equations by the substitution method.
Short Answer
The solution of given system of equations is x = 6, y = – 1.
Chapter 2: Q8. (page 69)
Solve each system of equations by the substitution method.
The solution of given system of equations is x = 6, 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. ? |
State which postulate, definition, or theorem justifies the statement about the diagram.
State the number that is paired with the bisector of .
Tell whether each statement is true or false. Then write converse and tell whether it is true or false.
Statement: If then
Rewrite each pair of conditionals as a biconditional.
If B is between A and C, then .
If , then B is between A and C.
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