24 баллов! Выполните вычитание. Created by 240108maiia. matematika-ru

24 баллов! Выполните вычитание...

govorukha

Ответ:

$\frac{2b - 3c}{b - 5c} + \frac{c - 3b}{5c - b} = \\ \\ \frac{2b - 3c}{b - 5c} + \frac{c - 3b}{ - (b - 5c)} = \\ \\ \frac{2b - 3c}{b - 5c} + \frac{ - (c - 3b)}{ b - 5c} = \\ \\ \frac{2b - 3c - c + 3b}{b - 5c} = \frac{5b - 4c}{b - 5c}$

1 votes Thanks 1

dndisbzussss =2b-3c/b-5c+c-3b/-(b-5c)=2b-3c/b-5c-c-3b/b-5c=2b-3c-(c-3b)/b-5c=5b-4c/b-5c

0 votes Thanks 0

Answers & Comments

pomogite pzh nuzhno obyasnit i vstavit bukvy

rebyatproverte pozhalujsta moyu rabotu nuzhno bylo rasstavit bukvy i znaet

20 ballov postavte zapyatye 1na krayu otkryvshejsya polyany u kostra sidel na ko

srochnopomogitehelp5065fa48a90ac9c8409a638d72fcdeaa 70975

nok 1621nok 4814

pomogiteproverte gde est oshibki v znakah prepinaniya

pomogite pozhalujstanuzhno srochnospasite

sprosit vseh mestoimenie kakogo razryada

rebyatsrochno 50 ballovpomogitenajdite slozhnoe predlozhenie8nebo chistoe

umolyayupozhalujsta pomogiteeto srochnopzhzhzhzhzh2sredi lesnyh bolot ona v

рекомендуемые вопросы

Helpful Links

Helpful Social