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Find the value of x and y:
5x + y = 11
3x - y = 9​

Sagot :

Answer:

x = 2.5

y = -1.5

Step-by-step explanation:

5x + y = 11

3x + y =  9

8x = 20

x = 20/8

x = 2.5

5(2.5) + y = 11

12.5 + y = 11

y = -1.5

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