Ask a New Question

Question

If the line passing through point (a,1) and (8,7) is parallel to the line passing through the points (4,9) and (a+2,1) what is the value of a?
13 years ago

Answers

Steve
since the slopes are the same,

6/(8-a) = -8/(a-2)
6a-12 = 8a-64
2a = 52
a = 26

13 years ago

Related Questions

the line passing through (7,y) and (1,0) is parallel to the joining line (4,4) and (-2,1) find y If the line passing through the points (a, 1) and (5, 7) is parallel to the line passing through the... a line passing through which of the following pairs of coordinates represents a porportipnal relatio... A line passing through which of the following pairs of coordinates represents a proportional relatio... A line passing through the points (5, -2) and (-1, t) has a slope equal to -5. Find the value... 1. The line passing through the points (2,-5) and (6,2). 2. The line passing through the points (4,... A line passing through which of the following pairs of coordinates represents a proportional relatio... The line passing through the point S (1,2) and (x,5) is perpendicular to a line that has a slope o...
Ask a New Question
Archives Contact Us Privacy Policy Terms of Use