I got 18 I am not sure if it is right
Answer:
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(-9) - (-2) = -7
that should be the answer you subtract
Answer: -4x+2y=12
Step-by-step explanation:All you have to do is multiply the variables one after the other taking note of the sign
A . One solution
B . infinite solution
C . infinite solution
D . no solution
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Thus the correct answer is option A .
