A line of slope -3 contains the points A= (2,5) B= (4, k) What is the value of k?

Question

Sossyjones Sossyjones

02-03-2016
Mathematics

contestada

A line of slope -3 contains the points A= (2,5) B= (4, k) What is the value of k?

Respuesta :

Otras preguntas

How were life forms affected by the rise in atmospheric oxygen levels that began 2.2 billion years ago?

Find Domain of the functionsquare root of (x-8)/x(x-9)

find an equivalent expression without parentheses -(50x-15y+15)=

Marika and Freddy sold 70 homes for Ron Realty. If Marika sold 2.5 times as many homes as Freddy, how many homes did each sell?

(10y^3+20y^2+55y)/5y

how is mass transit in cities a possible solution tk urban air pollution?

Marika and Freddy sold 70 homes for Ron Realty. If Marika sold 2.5 times as many homes as Freddy, how many homes did each sell?

Data are drawn from a symmetric and bell shaped distribution with a mean of 120 and a standard deviation of 5. There are 900 observations in the data set. What

Аноним Аноним · Answer 1 · 2016-03-02T16:02:16+01:00

Аноним Аноним

02-03-2016

Slope = -3

y2 = k
y1 = 5
x2 = 4
x1 = 2

Slope = y2- y1 / x2- x1
-3 = k-5 / 4-2
-3 = k-5 / 2
k-5 = -3 * 2 = -6
k = -6+ 5
k = -1

Therefore, the value of k is -1 .

Answer Link