Question

Please answer the question​

Answer 1

Answer:

c is answer x= 17/8 , y = 15/8

Step-by-step explanation:

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Answer 2

Answer:

x = 17/8, y = 15/8

Step-by-step explanation:

3x+y = 81

3x+y = 3⁴

or x+y = 4. ...(I)

Also (81)x-y = 3

3⁴(x-y) = 3¹

4x - 4y = 1. ...(II)

Solving equations (I) and (II), we get

x = 17/8, y = 15/8

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