Предмет: Математика, автор: Аноним

Решите уравнение пожалуйста даю 20 баллов.Заранее спасибо)
-(3у+4)+(2у-1)=0
8(3-2х)+5(3х+5)=9
3(у-5)-2(у-4)=8

Ответы

Автор ответа: m46patton2013

0

-3у-4+2у-1=0
-у=5
у=-5
24-16х+15х+25=9
-х=9-25-24=-40
х=40
3у-15-2у+8=8
у=8-8+15
у=15

Предыдущий вопрос

Следующий вопрос

Похожие вопросы

Предмет: География, автор: vikastudinska18

Підготувати повідомлення про екологічні проблеми материка Північна Америка!

6 лет назад

Предмет: Литература, автор: liza15101

Що означає "Людина в центрі всесвіту"
пожалуйста помогите

6 лет назад

Предмет: Английский язык, автор: Аноним

6 КЛАСС, ПРЯМ СРОЧНЯК
Read the text and write the words in
brackets in their correct form.

The sun shone 1).......
........(bright) as Todd's
mother drove him to the ski resort. “Don't forget this,”
she said, handing him his rucksack. Todd threw the
bag over his shoulder and went towards the ski lift.
Snow began to fall 2) ...........(soft) as the lift took him to the top of the mountain. Todd jumped off
3) ..............(careful), but he slipped on the ice
and fell. The chair lift behind him caught his rucksack
and pulled him 4)............(violent) into the air.
Todd screamed 5)...........(loud) as the lift
started again and carried him upwards. Luckily, it
wasn't going very 6)...........(fast) and
someone heard his cries and stopped the lift.
A skier hurried 7)............ (quick) over to him.
"Are you alright?” he asked. "Yes," said Todd 8)............(brave), “but I don't know how I'm
going to get my rucksack back!” He looked up. The
bag was still hanging from the ski lift.

6 лет назад

Предмет: Математика, автор: vadickcosarev

527+239-(100:5)+259-159*1000

9 лет назад

Предмет: Алгебра, автор: ele73900910

решить систему уравнений

3х+4у=55
7х-у=56

9 лет назад