Solve the System by Elimination $\varnothing$ B) $\{ ( - 1,1 ) \}$

question 311

Multiple Choice

Solve the system by elimination.
7x + 9y = -7
-4x + 3y = 4

• A) \(\varnothing\)
• B) \(\{ ( - 1,1 ) \}\)
• C) \(\{ ( - 1,0 ) \}\)
• D) \(\{ ( - 2,1 ) \}\)

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