Answer:
B. The lines AB and BC are perpendicular.
Step-by-step explanation:
If all the points are doubled on the x-axis, they are perpendicular.
hope this helps.
Answer:
4m + 4m + 6
3+3+5+3
10m+12+(-2m)-6
Step-by-step explanation:
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Answer: Slope: -1 Y-intercept: -4
Step-by-step explanation:
Slope formula:

m = -1
When you draw this on the graph, the y-intercept is -4.
y = -4
Start at -4 and go to the right 6 times on the number line and you should end up with 2