Paul was thinking of a number. Paul adds 10, then divides by 2 to get an answer of -13. What was the original number?
1 answer:
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The slope is 2
y=2x + b
Plug in a point to solve for b
8 = 2(3) + b
8 = 6 + b
b = 2
The equation is y = 2x + 2
Takes an hour for B to catch up to A.
