Question

7. If the following pair of linear equations has
infinitely many solutions, find the values of
a and b:
x + 2y = 1
(a - b) x + (a + b) y = a + b - 2
1
2
(Hint: Obtain a = 3b from
and
a-
ba + b
1
use it in
a-b a + b -2
.)​

Answer 1

Answer:

11111111111111111112221122 a+b-2