If 5x + 4y = 13 and 4x+5y = 14, find the
Value of (x+y)​

Question

If 5x + 4y = 13 and 4x+5y = 14, find the
Value of (x+y)​

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Kennedy 2 years 2021-07-17T14:38:57+00:00 2 Answers 0 views 0

Answers ( )

    0
    2021-07-17T14:40:14+00:00

    Answer:

    On the first equation x=1 and y=2. and In second equation x= 2 and y= 1. hope this will help you please mark me as brilliant

    0
    2021-07-17T14:40:18+00:00

    5x + 4y = 13 \\ 4x + 5y = 14 \\ add \: both \: of \: them \\ 9x + 9y = 27 \\ 9(x + y) = 27 \\ x + y =  \frac{27}{9}  \\   x + y = 3

    Hope this helps..

    Please mark as Brainliest

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