Answer:

Step-by-step explanation:
The denominator cannot be 0 (since division by 0 is undefined), meaning x cannot be 0 or 1.
So, the domain is

Answer:
answer is 90
Step-by-step explanation:
230 - 50= 180 divided by 2 =90
Answer:
you would have to multiply times 4
Step-by-step explanation:
20 Days. The least common factor of 4 and 10 is 20 so that is how many days it takes for him to clean both on the same day.
R = 14
s = 11
2(14)+2(11)=50
28+22=50
2(14) - 11 =17
28 - 11 =17