talanabrookins talanabrookins

11-08-2017
Mathematics

contestada

Without graphing how can i tell if. X + 4y=28 and 2x +8y=56 is inconsistent. Dependent or neither

Respuesta :

ghanami ghanami

11-08-2017

hello :
x+4y = 28
multiply by : 2
2x+8y =56
same line (same graph)
the system is : Dependent
when the solution is :
x = k .... k in R
y = -1/4 x +7

Answer Link

Otras preguntas

Which statement describes a reason that Great Britain was the first country to industrialize? a. It had large deposits of coal and iron. b. It had slave labor

Which statement describes the roots of the Harlem Renaissance

Manifest Destiny advanced the belief that

In which two regions did the Eisenhower administration effectively use Brinkmanship?

Only ideas that have been proved through repeated observations and experiments should be accepted. This statement describes a development of thought during whic

Which country did not colonize a part of Africa? a. Great Britain B France C The United States D Belgium

The sum total of the angles in a triangle is equal to______degrees

Which describes the importance of Valley Forge to Americans during the Revolutionary War? a. After the hardships of Valley Forge, the American army was stronge

what is the gcf of 18 27 and 36 and how did you do it

Carlos has $10 more than Jeremy. Jeremy has $5 more than Michele. Altogether they have $80. What part of 100 does Michele have?