The temperature at 2:00 A. M was -13 if the tempeture decrease 12 and then increase 7

Ahiking trail is 6 miles long. it has 4 exercise stations, spaced evenly along the trail. what is the distance between each exercise station?

What statement is true? 2x^2-9x+2=-1

The construction of copying qpr is started below. the next step is to set the width of the compass to the length of ab. how does this step ensure that a new angle will be congruent to the original angle?