Expression!
T-shirts cost $12.90 each. What is the total cost of 4 T-shirts? Use mental math.

The table shows the balance of a money market account over time. write a function that represents the balance y(in dollars) after t years.

Find the value of x in each case. give reasons to justify your solutions! d q ∈ pr

Graph the system of inequalities presented here on your own paper, then use your graph to answer the following questions: y > 2x + 3y is less than negative 3 over 2 times x minus 4part a: describe the graph of the system, including shading and the types of lines graphed. provide a description of the solution area. (6 points)part b: is the point (â’4, 6) included in the solution area for the system? justify your answer mathematically. (4 points)