If y=3x + 5 what is the value of y when x= 12?

The lines shown below are parallel. if the green line has a slope of -1, what is the slope of the red line?

Which point is a solution to y s 4x + 5?

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?