autumnnnnn11 autumnnnnn11
  • 19-05-2017
  • Mathematics
contestada

The points (6,-6) and (9, r) lie on a line w slope -1. What is the missing coordinate r?

Respuesta :

soccerabby11 soccerabby11
  • 19-05-2017
r=-9.

you can use the formula for slope to find the answer.
[tex]slope = \frac{y_2-y_1}{x_2-x_1} \\ -1= \frac{r--6}{9-6} = \frac{r+6}{3} \\ -1=\frac{r+6}{3} \\ -3=r+6 \\ r=-9[/tex]
Answer Link

Otras preguntas

PLEASE HELP ME !!! REALLY NEED THE ANSWER NOW!! THANKYA     All of these types of rock make up the lithosphere except _____ . compressed igneous sedimenta
what is the greastest common factor of 60 and 90
what is 0.326 written in word form & expanded form
OSHA requires that employers pay for most required personal protective equipment (PPE), including
is y=-9x a direct variation?
which type of mass movement makes pattern of wrinkles, or terraces, on hillsides
what does the repetition of the word natural thought " how we ended world war one " emphasis
A triangle has a base of 7m and an area of 17.5 squared. What is the height?
Solve the equation = 2 2 for thevariable �
The most powerful trade associations represent large industries such as _____. agriculture pharmaceutical education entertainment