On a trip of d miles to another city, a truck driver's average speed was x miles per hour. On the return trip, the average speed was y miles per hour. The average speed for the round trip was 30 miles per hour.

A farmer uses 1000 meters of fencing to build a rectangular corral. One side of the corral has length x. Express the area A of the corral as a function of x.

Apply the distriutive property to factor out the greatest common factor. 9+15=9+15=9, plus, 15, equals

Find an equivalenty fraction for each fraction 20/100,2/8, and 90/100

A man earns Rs 20 on first day and spends Rs 15 on next day. He again earns rs 20 on third day and spends Rs 15 on fourth day. If he continues to save in this way, when will he have Rs 60 in hand?

Solve the system of linear equations by elimination. 3x+2y=3 3x-2y=-9 What is x and what is y?

Margo borrows $1400, agreeing to pay it back with 2% annual interest after 17 months. How much interest will she pay?

Jerome walked mile in the morning and mile in the evening. How many miles did he walk in all?

In right triangle LMN, ∠N is a right angle and cos M = 4685. What is m∠L to the nearest degree?

O preço do diesel sofreu três alterações ao longo do último trimestre de 2017. A primeira alteração foi em outubro, cujo aumento foi de 10% no preço inicial do produto. Em novembro, houve um novo aumento, agora de 20%.

Find the number if the sum of 9 and a half equals 35