Question

2x+3y=12 ; x-y=1 {by determination method}​

Answer 1

Answer:

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Step-by-step explanation:

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Answer 2

Answer:

2x+3y=12 ; x-y=1

x=1+y

2(1+y)+3y=12

2+2y+3y=12

5y=12-2=10

y=2

To find x:-

2x+3(2)=12

2x=12-6

x=3