Irwin rode his bicycle from one end of a trail to another and back at a speed of 20 miles per hour. If the trail is 4 miles long
, for how many hours was Irwin riding?
A.0.2 hours
B.0.4 hours
C.2.5 hours
D.5.0 hours
1 answer:
Answer:the answer is C yw :)
Step-by-step explanation:
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6x - 4(x + 3)
6x -4x -12. Distribute
2x - 12. Combine like terms
Answer: -1
Step-by-step explanation:
f(t) = -2t + 3
f(-2) = -2 x -2 + 3 [ substituting the value]
f(-2) = -4 + 3
f(-2) = -1
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