50 points and !its easy, i just have no

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1. 25/11

2. 1/2

3. 14/50

4. 36 miles

5. 300 miles

6. x=4

7. x=6

8. y=75

9. x=6

10. x=9

I do not feel comfortable with the last two questions. I tried on doing the work. If there are many more problems, my fault.

Step-by-step explanation:

hello :

(x-4)²(x+3)² = -1

means : ((x-4)(x+3))² = - 1 this equation has no solutions in R

because for all x in R : ((x-4)(x+3))² ≥ 0