At 5: 00 p. m sandra jean read a temperature of 42 degrees fahrenheit. what was the temperature after it changed -6 degrees?

Ben is three times as old as samantha, who is two years older than half of michel's age. if michel is 12. how old is ben?

Is the product of two rational numbers irrational or rational? first, make a hypothesis by multiplying two rational numbers. then, use variables such as x=a/b and y=c/d and the closure property of integers to prove your hypothesis.

Acar travels 85 kilometers per hour. what is the equivalent speed in meters per hour?