Set up the equation like 4b+61=0, subtract 61 from both sides, and that'll be 4b=-61. Divide both sides by 4. b=15.25
The answer is D because all the rest of the statments are untrue. d is also right because 4 people walked 3-5 miles and 3 people walked 6-8 miles and as you know, 3+4=7
Cindy used 17.25 because 15 × .5 = 2.25 and if you add it to 15 ypu get 17.25
100-45+22= 77
you will have 77 percent of battery on your phone
