A contractor buys 20 yd of nylon carpet and 18 yd of wool carpet for $1898. a second purchase, at the same prices, includes 20 yd of nylon carpet and 25 yd of wool carpet for $2255. find the cost per yard of the wool carpet.

What is 6x+15y=-15 in slope intercept form

Tito's backyard measures 78 feet by 65 feet. Tito wants to expand the length and width of his backyard by the same amount so that his new pet ferret has room to run.

Determine the derivative of the following and leave the answer with positive exponents Ay/ax if y=5x+√x to the exponent 5/2x²

Candy buys 20 ounces of nuts. Puts equal number of ounces in each of 3 bags. How many ounces of mixed nuts in each bag

Use the method of combining like terms to find the equivalent expression to 6u+2v+3u-7v-2.

53-_ = 30 find missing number

Aunt Annie and her family traveled 253 miles on Tuesday and 157 miles on Wednesday. It is 473 miles from Annie's to Grandma's How many miles do they have left to travel on Thursday?

There are 56 students in the orchestra and twice that number in the band. There are 23 boys and 24 girls in the choir. If each student only participates in one group, how many students total are there in the orchestra, the band, and the choir?

What is the length of the diagonal of the rectangle? A) 29.75 B) 10.625 C) 126.4375 D) 21.25 With sides of 12.75 and 17 on the bottom.

An equilateral triangle's perimeter and a rectangle's perimeter have the same numerical value. The length of the rectangle is the same as the side of the triangle. The width of the rectangle is 12. What is the length of the rectangle?