7 hours 30 minutes = 7.5 hours
mph = distance covered in miles/ time taken in hours
mph = 375miles/7.5hours
Ans = 50mph (A)
Since it is positive power, the answer is -1 so it is B.
it's not worth keeping it for that amount of time
Hello!
You can only add variables with the same base and exponent
8u^3 + 4u^3 = 12u^3
8u^2 + 0 = 8u^2
0 + -6u = -6u
6 + 3 = 9
Put the sums together
12u^3 + 8u^2 - 6u + 9
The answer is
Hope this helps!
Answer: Answer: Answer:(-1, -3)