The temperature at noon is 0°C. The temperature changes by -3/-2 every hour for 4 hours. Write an expression to represent this situation. What is the temperature at 4:00pm?

step-by-step explanation:

first the equation needs to be simplified. so the equation would now look like:   52-24+11

then you multiply.

and when you multiply, you will get the answer of 39.  

the answer should be 3.54 g/cm^3

answer: math isn’t just mysterious because the majority of us find it so difficult to understand – it’s also the basis of the universe, giving us clues to physical phenomena like the motion of gases in the atmosphere and the way that physical particles interact with each other amid all the possible variables in three-dimensional space.