Alexziadavis
Alexziadavis Alexziadavis
  • 01-02-2018
  • Mathematics
contestada

If a line crosses though (5,-3) and (-1,6);what is the y-intercept?

Respuesta :

liemonder liemonder
  • 01-02-2018
(5,-3) (-1,6)
y=mx+b

calculate m:
(-3-6)/(5-(-1)
=-9/6=-1.5

y=-1.5x+b

insert the (5, -3) point to calculate b:

-3=-1.5*5+b
-3=-7.5+b
4.5=b

b=the y intercept, so the line intercepts x=0 at y=4.5
Answer Link

Otras preguntas

Help me on this I'm stuck
simplify √50 can someone help me ??
Which needs to happen in order to stop disequilibrium from occurring? Q needs to be coordinated with supply. Q needs to be coordinated with demand. The price of
Earns 8.50 an hour . Works 45 hours.
Warriors who fought on horseback were known as 1.blacksmiths. 2.knights. 3.millers.
How did the executive branch improve civil rights
WILL GIVE BRAINLIEST !!!!! 1.What are some actions that you can take to better manage your daily spending? How does daily spending contribute to successful mone
Question 20 (5 points) Question 20 Unsaved Sonnet 30 by William Shakespeare When to the sessions of sweet silent thought I summon up remembrance of things past,
Add the two expressions. 3y + 5 and y + 24 Enter your answer in the box.
The energy released in the mitochondrial electron transport chain is used to transport protons into the