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Express the ratio below in its simplest
form.
12 : 6

What is the inverse of the function f(x)=4x+8

How can you decide witch operations to use to slice a two step equation

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?