–2x + y = 32x – y = 4Using elimination to solve this system results in the equation .
Answer
A
= 7
B
y = 7
C
0 = 7
Explanation
Add the equations −2x + y = 3 and 2x − y = 4. The x-terms and y-terms cancel, while the right sides add to 3 + 4 = 7, giving 0 = 7. So the resulting equation is “0 = 7.”
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