60x^2-35x-60x^2+44x=30+29x
9x=30+29x
30=-20x
x=-3/2
(10x³y²)⁴ : (2х⁴y³)² = 10⁴x¹²y⁸ : 2²x⁸y⁶ =
![\frac{{10000}x ^{12}y ^{8} }{4 x^{8}y ^{6} } =2500x ^{4} y ^{2}](https://tex.z-dn.net/?f=+%5Cfrac%7B%7B10000%7Dx+%5E%7B12%7Dy+%5E%7B8%7D++++%7D%7B4++x%5E%7B8%7Dy+%5E%7B6%7D++%7D+%3D2500x+%5E%7B4%7D+y+%5E%7B2%7D+)
{6х+3у-26=3х-2у
{15-х+3у=2х+5
{6х+3у-3х+2у=26
{2х+х-3у=15-5
{3х+5у=26
{3х-3у=10
5у+3у=26-10
8у=16
у=2
х=16/3=5 1/3
Ответ:у=2, х= 5 1/3
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3х+2=8
3х=8-2
3х=6
х=2
так должно быть верно)))))))))