Question

for which value of a the system of equation 2 X + 3 Y = 7 ;(a- 1)x + ( A + 1 ) Y = 3 A + 1 represent Parallel Lines
a) a=-5
b) a=10
c) a not equal to 5
d) a=5​

Answer 1

Answer:

Step-by-step explanation:

a=5

Answer 2

Step-by-step explanation:

step by step explanation:

of your answer