
Mark M. answered 01/05/17
Tutor
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Mathematics Teacher - NCLB Highly Qualified
time for Stacy is t
time for Andrew is t + 0.5
d = r · t
12(t + 0.5) + 16t = 20
Can you solve for t?
time for Andrew is t + 0.5
d = r · t
12(t + 0.5) + 16t = 20
Can you solve for t?