Question

17. (a + 2b) x + (2a - b) y = 2
(a − 2b) x + (2a + b) y = 3
Solve by cross multiplication ​

Answer 1

hope this helps I guess

Answer 2

Answer:

(a+2b)x+(2a-b)y-2=0

(a-2b)x+(2a+b)y-3=0

Here,

a1= a+2b, b1= 2a-b, c1 = -2

a2= a-2b, b2= 2a+b, c2 = -3

By cross- multiplication, we have

Continuation is in the above attachment...Please refer.....

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