Chapter 2: Q3. (page 69)
Solve each system of equations by the substitution method.
Short Answer
The solution of given system of equations is , .
Chapter 2: Q3. (page 69)
Solve each system of equations by the substitution method.
The solution of given system of equations is , .
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only if or .
State the hypothesis and the conclusion of each conditional.
Combine the conditionals in Exercises 5 and 6 into a single biconditional.
State which definition, postulate, or theorem justifies the statement about the diagram.
Tell whether each statement is true or false. Then write the converse and tell whether it is true or false.
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State which definition, postulate, or theorem justifies the statement about the diagram.
If D is the midpoint of , then .
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