MathNeedsHelp91
MathNeedsHelp91 MathNeedsHelp91
  • 15-02-2017
  • Mathematics
contestada


What is an equation of the line?
A: y-4= 1/2 (x+2)
B: y-2- -3/8 (x+4)
C: y-1= 3/8 (x+4)
D: Y-2= -8/3 (x+4)
Please help me out

What is an equation of the line A y4 12 x2 B y2 38 x4 C y1 38 x4 D Y2 83 x4 Please help me out class=

Respuesta :

apologiabiology
apologiabiology apologiabiology
  • 15-02-2017
y-y1=m(x-x1)
is the equation of a line that passes through the pionts (x1,y1) and has a slope of m

find slope

slope between (x1,y1) and (x2,y2) is (y2-y1)/(x2-x1)
2 points are (-4,2) and (4,-1)
slope=(-4-2)/(4-(-4))=-6/(4+4)=-6/8=-3/8

the eqaution is either
y-2=-3/8(x+4) or
y+1=-3/8(x-4)


B is answer
Answer Link

Otras preguntas

Urbanization rates between two countries become clear when you see that in 2005, the united states had _____ urban areas of one million people or more, while ch
An investor just purchased a rectangular 1-acre retail lot for $250 a frontage foot. If she paid $100,000 total, what was the depth of the lot?
Please help it's due today
Solve the equation 3x = 9 Show and justify each step you take to solve the equation
HELP ITS FOR RIGHT NOW!!!!! You are building a tabletop. You will use the plan shown, except that you will make all dimensions 2 1/2 time as large. What will be
a railroad crossing sign has a diameter of 30 inches. what is the area of the sign?
¿Qué es la Telofase?Con tus Propias Palabras ​
Find the area of the figure
solve this plsssssss ​
Using the Internet, local newspapers, and/or any regional information, write a 600 word report on one of the following companies: Coca-Cola ® McDonald's ® Servi