Identify whether each phrase is an expression, equation, or inequality.
Term
Phrase
Expression
8m > 64
Equation
6 -1 = 2 + 3
Inequality
1-21

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?

The? half-life of a radioactive substance is 20 years. if you start with some amount of this? substance, what fraction will remain in 120 ? years

What is the approximate value of  q  in the equation below? –1.613–1.5220.5853.079