Решите систему уравнений. Created by polina359af. algebra-ru

Решите систему уравнений...

theend2265

$\left \{ {{x=y-5} \atop {y=10x-40}} \right.\\\\\ \left \{ {{x=y-5} \atop {y=10*(y-5)-40}} \right.\\\\\left \{ {{x=y-5} \atop {y=10y-50-40}} \right.\\\\\left \{ {{x=y-5} \atop {9y=90}} \right. \\\\\left \{ {{x=10-5} \atop {y=10}} \right.\\\\\left \{ {{x=5} \atop {y=10}} \right.\\\\Otvet:\boxed{(5 \ ; \ 10)}$

1 votes Thanks 1

Universalka

Verified answer

Решение:

у=10(у-5)-40

у=10

10=10х-40

х=5

(х,у)=(5,10)

(Надеюсь все понятно)

2 votes Thanks 1

Answers & Comments

Verified answer

perimetr kvadrata raven 24v5 sm ris 45 najdite ploshad etogo kvadratapozhal

reshite pozhalujsta urovnenied790e1069cf9aaa30cd8a8339c3734c2 23372

reshite pozhalujstax 4 x 4 5 0

vydelit polnyj kvadratx 2x 3 x 2x 3

reshite uravnenie pozhalujstaxx 8x 16 5x 4

pomogite reshit pozhalujsta5472f8a674bbfd820bc84402279f9910 98847

pomogite pozhalujsta reshit s obyasneniemfb53794333c9c80fde73e2669a7c844e 17981

pomogite reshit s obyasneniem ne s fotomata pozhalujsta

pomogite reshit s obyasneniem02ca591ceab9972b3f2619246a667277 4749

pozhalujstapreobrazovat funkciyu i kak primerno budet vyglyadet grafik yx1

рекомендуемые вопросы

Helpful Links

Helpful Social