A person can pay $8 for a membership to the science museum and then go to the museum for just $1 per visit. What is the maximum number of visits a member of the science museum can for a total cost of $42?
Subtract the initial fee($8) from the total($42), getting 34, then if you want take the extra step of dividing 34 by 1 for the per visit fee. Which means 34 visits