Answer:
24 miles
Step-by-step explanation:
50 minutes = 8 miles
100 miles = 16 miles
150 minutes = 24 miles
Answer:

Step-by-step explanation:

Use the distributive property:
5*b+5*2+b=20
5b+10+b=20.
Combine like terms:
6b+10=20.
Subtract 10 from both sides:
6b+10-10=20-10
6b=10.
Divide both sides by 6:
6b/6=10/6
b=5/3=1 2/3.
Brian travels 1 2/3 hours. This means Annie travels
5(1 2/3+2)=5(3 2/3)=5(11/3)=55/3=18 1/3 hours.
Hope this helps!
Answer is choice C) 75
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Work Shown:
A1 = 3
A2 = 12+A1 = 12+3 = 15
A3 = 12+A2 = 12+15 = 27
A4 = 12+A3 = 12+27 = 39
A5 = 12+A4 = 12+39 = 51
A6 = 12+A5 = 12+51 = 63
A7 = 12+A6 = 12+63 = 75