Adeli offers a choice of 3 breads 4 meats and 7 toppings. using head ingredients, how many possible sandwich combinations are there

What is 20+(5 x 2/5 )+ 3 show your work

State one method by which you can recognize a perfect square trinomial.

Will give brainliest for correct answer 8. use the distance time graph to answer these questions: a. what does the graph tell us about the velocity of the car? b. what is the average velocity of the car? (show work) c. is the velocity reflected in the graph positive or negative?d. is there any point on the graph where the car is not moving? how do we know?