John is building a rectangular pen for his sheep. The length of the pen is 5 more than 8 times the width of the pen. Complete an equation for the area of the pen, where w is the width of the pen.

How do you solve this step by step?

Write a problem for the equation 0.5n=12.5. then solve the equation and write the answer to your problem.

Derek purchased a new gym membership. it costs him seven dollars a month plus two dollars for every time that he visits the gym. he wants to spend less than 25 dollars a month to visit the gym. write an inequality that models the situation using the variable v for the number of visits per month. also find the maximum number of visits he can make to the gym and still keep his cost below 25 dollars a month.