Write and solve each equation.
1. Pedro opened his account with $710 and withdrew $35 per week. Maria opened her account with
$570 and withdrew $25 weekly. In how many weeks will their accounts be equal.
2. The Magic Carpet charges $90 for installation and $9 per square yard of carpeting. The Carpeteria’s
installation price is $50 but the store charges $13 for each square yard. For what number of square
yards of carpeting will the cost, including installation, be the same for both stores?
3. Prestige Car Rentals charges $44 per day plus 6¢ per mile to rent a mid-sized vehicle. Gateway Auto
charges $35 per day plus 9¢ per mile for the same car. For what number of miles will both companies
charge the same price?
4. Nilda has $250 in her savings account. She plans to save $15 per week from her salary. Iona has only
$200 in her account but can save $20 a week from her paycheck. How many weeks will it take before
the amount in each savings account is the same?
5. A sales person in a stereo store is given a choice of two different compensation plans. One plan offers
a weekly salary of $250 plus a commission of $25 for each stereo sold. The other plan offers no
salary but pays $50 commission on each stereo sold. How many stereos must the sales person sell to
make the same amount of money under both plans.