Question

DO THIS
Check each of the given systems of equations to see if it has a unique solut
nitely many solutions or no solution. Solve them graphically.
i) 2x+3y = 1
x + 2y = 6
(iii) 3x + 2y = 6
3x-y = 7
2x + 4y = 12
6x + 4y = 18​

Answer 1

Step-by-step explanation:

all are unique solution.

(i) a1/a2=b1/b2

2/1=3/2 not equal.

(ii) 3/3=2/-1

1=-2. not equal

(iii) 2/6=4/4

1/3=1. not equal

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