Are 8x2y and - 5yx2 like terms? Explain your answer.

Answer this question! 30 points and brainliest!

Arefrigeration system at your company uses temperature sensors fixed to read celsius (°c) values, but the system operators in your control room understand only the fahrenheit scale. you have been asked to make a fahrenheit (°f) label for the high temperature alarm, which is set to ring whenever the system temperature rises above –10°c. what fahrenheit value should you write on the label

1) prove that 731^3−631^3 is divisible by 100 2) prove that 99^3−74^3 is divisible by 25