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

A certain bacteria doubles the number of its cells every 20min. A scientists puts 50 cells in a culture desk. How many cells will be in the culture dish after 2

How successful were the socialists and communists in exploiting the unrest caused by the Depression?

Anne and toms grandmother gave them £84 which was to be shared in the ratio of 5:2 how much did each get ?

I don't understand 6k-6k+8-12k

write the sum as the logarithm of a single number.log ˯5 (7) +log˯5 (3)

which would be more likely to show a shallow, 1.5-meter-deep depression in the ground: a 1-meter contour interval or a 5-meter contour interval?

In 2006, the population of a country was 50.3 million people. From 2006-2050, the country's population is expected to decrease by 6.5%. Find the expected popula

in which area did native americans hunt buffalo?.the eastern woodlands.the southeast. the arctic. the great plains

Besides supporting and protecting a cell, the cell membrane __ what enters and leaves the cell??

Most cells __ are porous to water and other materials but strong enough to support and protect cells..