Question

2x+y=14,x-y=1 solve by elimination method

Answer 1

Answer:

Step-by-step explanation:

Answer 2

Answer:

$2x + y = 14 - - - - (1)\\ x - y = 1 - - - (2) \\ \\ 2x + y = 14 \\ x - y = 1 \\ - - - - - - - - \\ 3x = 15 \\ x = \frac{15}{3} \\ x = 5 \\ \\ x = 5 \: put \: in \: equation \: (2) \\ \\ x - y = 1 \\ \\ 5 - y = 1 \\ - y = - 4 \\ \\ y = 4$

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