The least common denominator is one, since all of these numbers are actually whole numbers. They're actually all

If you mean the greatest common factor, then it's obviously
Answer:
3¹²
Step-by-step explanation:
Answer:
175 miles
Step-by-step explanation:
3.5 has 2 miles in it so it has 100 then it has another 1 to make It 3 and half of 2 is ahh it's hard to explain but there's the anwser
Answer:
4x+1
Step-by-step explanation:
Collect the like therms and then substract the numbers