Chapter 2: Q12. (page 69)
Solve each system by the method of addition or subtraction.
Short Answer
Expert verified
The solution of given system of equations is x = 1,y = –4.
Chapter 2: Q12. (page 69)
Solve each system by the method of addition or subtraction.
The solution of given system of equations is x = 1,y = –4.
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Get started for freeCopy everything shown and supply missing statements and reasons.
Given:
Prove:
Proof:
Justify each statement with a property from algebra or property of congruence .
Justify each statement with a property from algebra or property of congruence.
If and then .
Justify each step.
State the hypothesis and the conclusion of each conditional.
Combine the conditionals in Exercises 5 and 6 into a single biconditional.
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