The answer is the second one from the top (she sighs softly).
Answer:
The correct answer here is B).
a=-.25+6.7t, s=.75+4.5t when Amir catches up a=s so:
-.25+6.7t=.75+4.5t (add .25 to both sides)
6.7t=1+4.5t (subtract 4.5t from both sides)
2.2t=1 (divide both sides by 2.2)
t=10/22 hr
t≈0.45 hr (to nearest hundredth)
the answer is 0.45
Answer:
its 2 and 6
Explanation:i got it right