Answer would be 8 percent
Answer:
The last answer
Step-by-step explanation:

Answer:
x=-11, y=-5. (-11, -5).
Step-by-step explanation:
2y=2x+12
y=-2-3
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simplify 2y=2x+12 into y=x+6
y=-5
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-5=x+6
x=-5-6=-11
He had 20 questions to answer hope it helps