Multiple Choice
Choose the one alternative that best completes the statement or answers the question.
Solve by the substitution method.
-x - 3y = 9
-2x - 2y = 6
A) {( 1, -4) }
B) {( 3, 0) }
C) {( 0, -3) }
D)
Correct Answer:

Verified
Correct Answer:
Verified
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