pinkster104
pinkster104 pinkster104
  • 24-10-2015
  • Mathematics
contestada

The equation y+2=2(x-d) is the line that passes through the points (-1,-2) and (2,4). What is the value of d?

Respuesta :

ninam2454
ninam2454 ninam2454
  • 25-10-2015
-2+2=2(-1-d)
0=2(-1-d)
0=-2-2d
2=-2d
-1=d

4+2=2(2-d)
6=2(2-d)
6=4-2d
2=-2d
-1=d

so the answer for d would be -1, I substituted the coordinates of x and y with the points to get the answer 
Answer Link

Otras preguntas

What changes did communism bring to life in cuba? time frame is near cuban missile crisis
Why were so few violations of the Sherman Antitrust Act brought to court?
 Britain encouraged emigration to each of the colonies. What effects did this policy have on these areas? Write a paragraph in which you provide an explanation
An open box with a square base is to be constructed from 84 square inches of material. The height of the box is 2 inches. What are the dimensions of the box? (H
During the War of 1812 against the British, the British humiliated America by a. overthrowing President Madison. b. forcing American soldiers into slavery. c.
Who do you think was more of an absolute monarch: Ivan the Terrible or Peter the Great?
Julia enjoys shooting paper balls into the wastebasket across her office. She misses the first shot 50% of the time. When she misses on the first shot, she miss
another word for walks on four legs
Gloria earns 1.5 times her normal hourly pay for each hour that she works over 40 hours in a week. Her normal pay is $9.70 per hour. Last week Gloria earned $48
if a data point is way off the trend line which of the following will not help resolve the problem