1 Answer | Add Yours
If x is the number of hours then the charge for the first company is
The charge for the second company is:
To find when the charges are the same we can set the expressions for the charge equal to each other and solve for x:
So the charges are the same after 3 hours.
We could also graph the equations and find the intercept:
We’ve answered 318,917 questions. We can answer yours, too.Ask a question