13. If B is the midpoint of 4C, and AC = 8x - 20,
find BC.

the correct answer to your question is a. 4^4

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b. 1.25 hr

step-by-step explanation:

if you have a constant speed of 60 mph, then you have a ratio between 60 mi. to 1 hr. dividing both sides by 60 we get the ratio

1 mi. to

then mult. both sides by 75 we get the ratio

75 mi. to

simplifying we get

75 mi. to

or 1.25 hr.

if you need , reply with more info. u.