Determine a if the lines (a-3)*x + 2y-7=0 and x+(a+1)*y+2=0 are parallel.
- print Print
- list Cite
Expert Answers
justaguide
| Certified Educator
calendarEducator since 2010
write12,544 answers
starTop subjects are Math, Science, and Business
Two parallel lines have the same slope.
So we have to find the slope of (a-3)*x + 2y-7=0 and x+(a+1)*y+2=0
(a-3)*x + 2y-7=0
=> 2y = -(a - 3)x + 7
=> y = -(a -...
(The entire section contains 176 words.)
Unlock This Answer Now
Start your 48-hour free trial to unlock this answer and thousands more. Enjoy eNotes ad-free and cancel anytime.
Related Questions
- Find equations of the tangent lines to the curve y=(x-1)/(x+1) that are parallel to the line x...
- 2 Educator Answers
- solve for x if x^3 +x^2 +x +1 = 0
- 2 Educator Answers
- Find the image of the point (1,2) in the line x-2y-7= 0 .
- 1 Educator Answer
- At what points on the graph of x^2+2y^2=1 is the tangent line parallel to the line y=x+7?
- 1 Educator Answer
- Determine if its a growth or decay.Then find the percent increase of decrease. 1.y=16(.25)^x...
- 1 Educator Answer
giorgiana1976 | Student
check Approved by eNotes Editorial
Student Answers