leetalyoung2 leetalyoung2
  • 12-03-2018
  • Mathematics
contestada

find the value of r so that the line passes through (1,2) and (5,r) has a slope of -8

Respuesta :

mdlemuslopez
mdlemuslopez mdlemuslopez
  • 12-03-2018
The answer is -30. 

1. Plug in the points into the formula. m=y2-y1/x2-x1

2. Simplify

3. Multiply both sides by 4, you will get r-2=-32

4. Solve for r 

5. You can double check to see if you got the same slope

Done!
Answer Link

Otras preguntas

The smaller rectangle was scaled by a factor of 2 to produce the larger figure. use the drop-down menus to show the missing dimensions of the scale figure
A. -2/3 B. -3/2 C. 3/3 D. 2/3
Why was Pakistan created?
Absorbed lipids are transported from intestinal epithelial cells to the lymphatic system in what form
How did Persia become a classical civilization
I desperately (Still) need help writing an Ode/poem to a famous (alive) person. Like how am I supposed to write it bc I already know my topic but I don't know h
Read the sentence and select the type of noun or pronoun that corresponds with the bolded word. Some of our friends want to get together to form a study grou
You just saw a billboard that states "85% of doctors use our product!" What technique has the advertising company used to persuade you to get the product? 1)
6x + 13 = 31 A)3.5 B)108 C)3 D)7.3
I need help as soon as possible