Should take 8 minutes. I'm not totally sure; Pretty sure somebody else will get this right if I'm not.
Answer:
k=8
Step-by-step explanation:
Cab 1 : 1/km
Cab2: 0.5 /km with Base charge =4
x=0.5 x+4
x-0.5x=4
0.5x=4
4/0.5=x
x=8
Assume x=k
k=8
Answer:

Step by step explanation:

first we will change the terms with negative superscrips to the other side of the fraction

then we will distribute the superscripts


as when multiplying two powers that have the same base, we can add the exponents and, to divide podes with the same base, we can subtract the exponents


then we will change again the terms with negative superscrips to the other side of the fraction


Answer:
You would need 23 inches to build it
Answer:
45
Step-by-step explanation: