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

What part of landforms that make up over two thirds of China
How many miles are in 19.08 kilometers
how did the patriots and loyalists get their names
Which is a correct classification for the triangle?
Systems of equations. What are the two solutions with work? y=x^2-5x-4 y=-2x
the pitch that the average human can hear has a frequency of 20.0. If sound with this frequency travels through air with the speed of 331 m/s, what is its wavel
what is bigger 4/5 or 8/10
Which sentence does not contain any errors in punctuation or capitalization? A. The a.t.m. at the bank was out of order. B. The ATM at the bank was out of order
write 3.11 as a mix number and a improper fraction?
A gymnastics foam diving pit has a width, length and depth of 96 inches. What is the total volume of the gymnastics diving pit written in scientific notation? (