Seudónimo Seudónimo

03-04-2016
Mathematics

contestada

The volume of Olivia's rectangular lunchbox is 240 cubic inches. The lunchbox has a height of 3 inches, and its length is 2 inches more than its width. How wide is Olivia's lunchbox?

Respuesta :

ltb1999 ltb1999

03-04-2016

Volumn = Height*Width*Length
Width*(Width+2)=Volumn/Height=240/3=80
Width^2 +2Width-80=0
(Width-8)(Width+10)=0
Width>0 -> Width+10>0
-> Width-8=0 -> Width=8 inches

Answer Link

Otras preguntas

NEED ASAP in a company, 65% of workers are men. if 1,995 people work for the company who aren’t men, how many worker are their in all.

DaaS is utilized for provisioning critical data on demand.

what is a good summary for Wilderness in commonlit

Write the subtraction expression as an equivalent addition expression and then evaluate it. −2−(−10)

plz hurryWhat is cultural diffusion? Give an example.

84 = 4(1– 49) please give an explanation

what was the first tree displayed at the white house

Pls solve this, it’s math And only if you know the answer pls

12. What is the tendency of suppliers to offer more of a good at a higher price?

Hilton Corp. has revenues of $1,214,800, costs of $816,355, and pays a tax rate of 32 percent. If the firm pays out 50 percent of its earnings as dividends ever