Ask Question
23 November, 00:28

2 planes leave the airport at the same time traveling in opposite directions. the first plane traveled at an average rate of 30 mph slower than the 2nd plane. after 3 hours the planes were 3150 miles apart.

enter in an equation that can be used to determine when the planes were 3150 miles apart, let x represent the average rate of the second plane.

enter the average rate of change of the 2nd plane

+2
Answers (1)
  1. 23 November, 01:10
    0
    3 (x+30) + 3x=3150

    3x+90+3x=3150

    6x+90=3150

    6x+90-90=3150-90

    6x=3060

    6x/6=3060/6

    x=510

    One plane flew at: x+30=510+30=540 mph

    The other flew at: x=510 mph
Know the Answer?
Not Sure About the Answer?
Get an answer to your question ✅ “2 planes leave the airport at the same time traveling in opposite directions. the first plane traveled at an average rate of 30 mph slower ...” in 📙 Mathematics if there is no answer or all answers are wrong, use a search bar and try to find the answer among similar questions.
Search for Other Answers