math help

cassye28

1. Kent drives 270 miles in the same time that it takes Dave to drive 250 miles. If Kent averages 4 miles per hour faster than Dave, find their rates.

 

2. (4x3  x2  2x + 8) ÷ (x  2)

 

3. 

3x2  20x + 25

2x2 − 7x − 15

 ÷ 

9x2 − 9x − 10

12x2 + 32x + 21

    • 9 years ago
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