Math, asked by Sourabh1155, 11 months ago

Solve the simultaneous equations 3x-4y=15, x+y= -2

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Answered by BRAINLYBROAAMIR
9

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☞substitute

y =  \frac{ - 17}{7}  \\ x   =  - 2  -  \frac{17}{7}  \\ x =  \frac{ - 21}{7}  \\ x =  - 3

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