1.

(ii) Solve : x + y = 7, 2x – 3y = 9.​

Answer»

ANSWER:

x+y=7

MULTIPLY WHOLE EQUATION into 2.

2x+2y=14

2x-3y=9

2x+2y-2x+3y=5

5y=5

y=1

x+1=7

x=6

x=6,y=1



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