Question

Solve this by elimination method
$21x + 47y = 110 \\ 47x + 21y = 162$
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Answer 1

Answer:

21x + 47y =110

47x+ 21y =162

----------------------

68 x+68y =272

68(x + y) =272

x+y = 272

-----. = 4

68

x+y =4

Answer 2

Answer:

• x = 3
• y = 1

Given that:

• 21x + 47y = 110 ----(i)
• 47x + 21y = 162 -----(ii)

Step-by-step explanation:

Refer to attachment

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