Answer : i would say d .
Answer:B
Step-by-step explanation:
The lines are not parallel so they will intersect at some point outside the graph and that point would be the solution.
Answer: 15.9
Answer:
(-1,-8)
d)X=4 or x=-2
X²-2x=8
X²-2x-8=0
(x-4)(x+2)=0
X-4=0 or x+2=0
X=4 or x=-2
the mean is 26
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