Mrs. Brown wants to buy some sandwiches at $2 each and some eggs at $0.20 each. Write an algebraic expression to find the total cost if Mrs. Brown buys x sandwiches and y eggs. Write your answer in the form “ax + by” where a and b are positive or negative constants.

Astudent draws two parabolas both parabolas cross the x axis at (-4,0) and (6,0) the y intercept of the first parabolas is (0,-12). the y intercept of the second parabola is (0,-24) what is the positive difference between the a values for the two functions that describe the parabolas