10.5 liters
420÷120 = 3.5
3.5×3=10.5
Answer: a screw
Step-by-step explanation:
Answer:
The answer to your question is
Step-by-step explanation:
Real operation

Process
1.- Factor the denominators

2.- Simplify like terms
Cancel (x - y) and (x - 1) because they are in numerator and the denominator
This is the answer or you can expand
3.- Expand
This is one of those cases where you have to believe that a minus times a minus is a plus.
114 - - 39 = 153 degrees. The freezing of mercury is 153 degrees cooler than the freezing point of alcohol. I would check your descriptions. Did you mean boiling point of Alcohol?