pepentitcakasya pepentitcakasya

24-11-2016
Mathematics

contestada

The area of a rectangular wall of a barn is 140 square feet. Its length is 6 feet longer than twice its width. Find the length and width of the wall of the barn.

Respuesta :

Nirina7 Nirina7

26-11-2016

Area= A = L x w=140
L=6 x (2w)= 12w
so 12w² =140, w²= 11.66 implies w= 3.41, and L= 12*3.41 =40.9

Answer Link

Otras preguntas

What is 3 divided by 387 with a magnitude estimate

what are the 4 features of buddhism?

Wat is linear regression

What is -3,1,-5,3,-1 from least to greatest?

Wat is linear regression

A number of two digits is such that twice the ten digit it is 6 greater than the unit digit. When the digits are reversed the number is increased by 9. Find the

Suppose you earn $7.25 per hour working part-time for a florist. Write and solve an inequality to find how many full hours you must work to earn at least $125.

The profit function for a business is given by the equation P(x)=−4x2+16x−7, where x is the number of items sold, in thousands, and P(x) is the profit in thousa

i saved $360 for one year.the bank paid me 20% interest.how much do i now have

The temperature for the past 8 hours has been changing at the rate of-1.5 degrees each hour. The meteorologist predicts that the temperature will continue chang