Math, asked by Sahilchopade, 6 months ago

solve the x+y=0 2x-y=9 equation by using cramer's rule

Answers

Answered by arvindanamika8

3

Answer:

see add both equation

x+y=0

+ 2x-y=9

3x=9

X=3

putting value

3+y=0

y=-3

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