imdumb220
imdumb220 imdumb220
  • 04-03-2022
  • Mathematics
contestada

The points (-3, 12) and (-1, r) lie on a line with slope - 3. Find the missing coordinate r.

Respuesta :

clarch19
clarch19 clarch19
  • 04-03-2022

Answer:

r = 6

Step-by-step explanation:

(12-r) / ((-3-(-1)) = -3/1

[tex]\frac{12-r}{-2}[/tex] = -3

cross-multiply:  

12 - r = 6

subtract 12 from each side:

-r = -6

divide each side by -1:

r = 6

Answer Link

Otras preguntas

HELP ASAP!! Solve for x and y. ​
Can anyone solve the little chart at the bottom?
HELP NOW PLSSSSSSSS!!!
Because of the Gault case, children and their families now have which of the following rights when charges are brought? (i) Parents must be notified (ii) The ri
Which of the following is a function of the nucleus in organism 2?
Which of the following items is rojo and verde? zebra pineapple watermelon skunk
Belgium, the Netherlands, and Switzerland are the Benelux countries. Select one: True False
The Cold War pitted the ideas of democracy and communism against one another which led to frequent reports of repression of writers and censorship. Group of ans
I need help with 13 and 14
It costs $68 for 16 square feet of flooring. How much does it cost for 12 square feet of flooring?