Question

2×+y=15;3×-y=5 answer​

Answer 1

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Answer 2

Answer:

$x = 4 \: \: \: \: \: \: \: \: \: \: y = 7$

Step-by-step explanation:

$2x + y = 15 \\ \\ 3x - y = 5 \\ \\ addin g \: these \: equations \\ \\ \\ 5x = 20 \\ x = 4 \\ \\ y = 15 - 2 \times 4 \\ \\ y = 15 - 8 = 7 \\ \\ x = 4 \: \: \: \: \: \: \: \: \: \: y = 7$