A sofa sells for $350. Maddie has a coupon for 20% off the original price. If 6% sales tax is charged on the discounted price, what is Maddie's total cost after the discount and sales tax?

In a two-digit number the units' digit is 7 more than the tens' digit. the number with digits reversed is three times as large as the sum of the original number and the two digits. find the number.

Which equation is equivalent to the given expression? -(1/2y+1/4) a. -1/4(1+2y) b. 1/4(2y-1) c. -2(1/4y-1/8) d. 2(1/8-1/4y)

What is the perimeter of a rectangle if the length is 5 and the width is x?