{(х-4) у +13=х(у-3) +15-2(х-4) {(х+5)+ху =8х-9+у(х+5)...

kasymova2008 @kasymova2008

July 2022 1 5 Report

{(х-4) у +13=х(у-3) +15-2(х-4)
{(х+5)+ху =8х-9+у(х+5)

Answers & Comments

ar4k3954kder

$x = 2 + \frac{4}{5} y \\ (x + 5) + xy = 8x - 9 + y \times (x + 5)$

1. Определим y:

$( 2 + \frac{4}{5} y + 5) + (2 \times + \frac{4}{5} y)y = 8(2 + \frac{4}{5} y) - 9 + y \times (2 + \frac{4}{5} y + 5)$

$y = 0$

2. Определим х:

$x = 2 + \frac{4}{5} \times 0$

$x = 2$

Ответ:

$(x.y) = (2.0)$

0 votes Thanks 1

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