posted by kim .
Two companies sell software products. In 2010. Company 1 had total sales of $17.2 million. Its marketing department projects that sales will increase by $1.5 million per year for the next several years.
Company 2 had total sales of $9.6 million for software products in 2010 and predicts that its sales will increase $2.3 million each year on average. Let x represent the number of years since 2010.
a. Write an equation that represents the total sales, in millions of dollars, of Company 1 since 2010. Let S represent the total sales in millions of dollars.
b. Write a single equation to determine when the total sales of the tow companies will be the same.
c. Write a single equation to determine when the total sales of the two companies will be the same.
d. Solve the equation in part c and interpret the result.