alex145 alex145
  • 04-07-2016
  • Mathematics
contestada

what is the equation of a line that passes through (7,8) and has a slope of -3

Respuesta :

Mehek
Mehek Mehek
  • 04-07-2016
y = mx + b

m = slope = -3

y = -3x + b

We need to find b, so plug 7 for x and 8 for y

8 = -3*7 + b

8 = -21 + b

Add 21

29 = b

So the equation is y = -3x + 29.
Answer Link

Otras preguntas

Carlos es estudioso. Which sentence is not true about him? Carlos toma apuntes en clase. Carlos saca unas malas notas. Carlos contesta la tarea. Carlos llega a
Before you have work done on your vehicle,________.
As charges move in a closed loop, they 1. gain as much energy as they lose 2. gain and lose energy but gain more then they lose 3. lose energy 4. gain energy
please give an explanation too! ​(nevermind I figured it out, someone can take the points lol)
(2a−1/3)÷b/15 when a=−4/5 and b=−2.25
What's an NFT AND NO LINKSSS!!!!!!!!!!!!!!!!
Carlos es estudioso. Which sentence is not true about him? Carlos toma apuntes en clase. Carlos saca unas malas notas. Carlos contesta la tarea. Carlos llega a
Can someone plz help me on this
when does university of maryland release early action decisions
How does DNA get to a human?