You need at least 5 pounds of potatoes and onions. potatoes cost $4 per pound and onions $2. you can spend at the most $18.

a. define the variables

b. write a system of liner inequalities that represent this situation

c. graph the system of liner inequalities

d. is it possible to buy 5 pounds of potatoes and 2 pounds of onions in the situation? justify your answer

Atriangular bandana has an area of 46 square inches. the height of the triangle is 5 3 4 inches. enter and solve an equation to find the length of the base of the triangle. use b to represent the length of the base.

Asquare parking lot has 6,400 square meters what is the length in meters

Ascientist wants to use a model to present the results of his detailed scientific investigation. why would a model be useful? a )because the model makes the concepts easier to understand b) because the model is easy to put together and to use c) because the model prevents other scientists from asking questions d) because the model requires the audience to pay full attention to it i don't know what to choose because between a and d a is much more likely than d because it only wants to get the attention of the audience. i'm confuse.