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What is the solution to the equations 2x+5y=20, 6x-5y=12

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Answer:

x = 4, y = 12/5

Explanation:

2x+5y = 20

6x-5y = 12

----------------- (+)

8x = 32 => x = 32/8 => x = 4

2·4+5y = 20 => 8+5y = 20 => 5y = 12 => y = 12/5

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