Adam calculates his commission salary for the year "y" using the model y = 0.28x; where x represents his total sales for the year. what is the meaning of the x-intercept in the model?

Combined megan and kelly worked 60 hours.kelly worked twice as many hours as megan.how many hours did they each worked?

The appalachian trail is a hiking trail that passes through the appalachian mountains. three members of a teen hiking group hiked a section of the trail. the hikers stopped at a rest area and equally shared 3 4 gallon of water. how much water did each person get?

What is the total surface area of this square pyramid?