For what value of a , the system of linear equations 2x + 3y=7 and (a-1)x +(a+1)y=3a+1 represent parallel lines
Answers
Answered by
15
Answer:
Step-by-step explanation:2/a-1=3/a+1is not equal to 7/3a+1
3a-3=2a+2
3a-2a=2+3
a=5
Answered by
9
3 a-3 = 2a+2
3a-2a= 2+3
a=5
Similar questions