Which of the following illustrates the truth value of the given conditional statement? if 5 = 3 + 2, then 3 + 2 = 5.
1 t f → f
2 f t → t
3 t t → t
4 f f → f

Sanya noticed that the temperature was falling at a steady rate of 1.4 degrees every hour from the time that she first checked her outdoor thermometer. by 6 a.m., the temperature had fallen 21 degrees. which expression can you use to find how many hours earlier she had first checked the thermometer?

What is the solution to the equation below? 3/x-2+6=square root x-2 +8

What does independent variable and dependent variable mean in math?