immoosm22 immoosm22
  • 25-11-2018
  • Mathematics
contestada

a line passes through the points (2, -3) and (b, 7) is parallel to the line y=-2x + 17. Find the value of b.

Respuesta :

gxyyzzz gxyyzzz
  • 25-11-2018

For the lines to be parallel, the slope must be the same

(y2 - y1) / (x2 - x1) = slope

(7- (-3)) / (b-2) = -2

-2 (b-2) = 10

-2b + 4 = 10

-2b = 6

b = -3


Answer Link

Otras preguntas

Cecilia has shoelaces with two different colors, pink and purple. One shoelace is 2/3 of a yard long. If the pink part of the shoelace is 1/4 of a yard, which e
Which of the following measurements is a little more than3 feet?
Should speech that is "offensive" be allowed in the classroom, on college campuses, in the work place, at all
HURYYYYYYYYYY Which are criticisms of NAFTA? Check all that apply. It has created an increase in the value of goods and services. It has caused income inequal
(free poini ts) But yeahI ​
How would you distinguish heat from temperature
1.5/4x-1=0.4/x+4 PLZ HELP PLZ HELP GIVING 7 POINTS
which of the following is an important way that hunter-gathers got food A.growing vegtables B.gathering fruit or nuts C. Rasing animals such as goats D.makin
Why did some Romans believe an empire would better serve Rome’s needs than a republic?
What is the equation of a line that contains point (3, –1) and is PERPENDICULAR to 12x + 4y = 8?