Question

find the value of a and b for infinite many solution
x+2y=1
and (a-b)x+(a+b)y =a+b+2

Answer 1

Answer:

A= -6

B = -2

Step-by-step explanation:

1/(a-b) =2/(a+b) = 1/(a+b+2)

a+b = 2(a-b) = 2a-2b

a= 3b

From above,

1/2b= 1/(4b+2)

4b +2 = 2b

b = -2

a = -6