Объясните, как выразить одну переменную через другую

Надо сделать так, чтоб с одной стороны равенства была только первая переменная, а с другой - только числа и другая переменная например x = 4/5 * y + 9 для этого нужно сначала оставить   слева kx, поэтому поделить обе части на k.  например: 2x + 7 - 3y = 4 2x = 3y - 3 x = 1.5y - 1.5





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 Healthy habits

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Батыс Қазақстан облысы, Орал Қ.Ә., Орал қ.

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АҒЫЛШЫН ТІЛІ - 6 Ә

HEALTHY HABITS

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Healthy habits

Healthy habits



We like jogging in the park.

Jogging is running at a slow, steady pace.

Unhealthy habits



He spends too much time watching TV.



I sleep eight hours.



Sam sleeps only five hours.



I do fitness in the gym.



Sam plays video games too much.



I eat only healthy food.



Ted eats fast food.

Some tips for healthy habits.

1.Visit the dentist twice a year.

2.Brush your teeth twice a day.

3. Be active. Don’t be a couch potato.



A couch potato  is a person who takes little or no exercise and watches a lot of television.

4.Spend a lot of time outdoors.

5.Don’t eat before going to bed.

6.Eat dairy products (milk, yogurt, butter, cheese, cream) every day.

How to write a good story? Sentence starters will help you write a story.

One day ………

Last week.., Yesterday ..…

On a……….day

Once upon a time..

sentence starters to begin introduction

I think……is…because……

There are many reasons why……

Firstly, Secondly, Thirdly……

In addition……

sentence starters to write the details

Now you know why………is…

As you can see……

Finally……………

In conclusion……….

sentence starters to conclude writing

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Объяснение:

100% не правильно

А)13u+(6r-18u)=-5u+6r б)-21a-(20k-21a)=-20k в)7t+(24-3t)=4t+24 -6)+26=-16q+32 2) а)(25+2g)+(8g-11)=14+10g +-13x)=5x-32u в)(23-20c)+(28c-8)=15+8c г)(22w-+21w-15z)=w-10z-20 3) а)16z+(19z-+7)=29z-32 б)(3u-25)-26u-(10-16u)=-7u-35 в)(15--3)-6=12-46w г)19r-(r+-28r)=46r-26t 5. выражение: 1) а)6(5d-11)+9d=30d-66+9d=39d-66 б)11p+8(12-12p)=11p+96-96p=96-85p в)8(2m-5)-16m+11=16m-40-16m+11=-29 г)8++11(7-12t)+5t=8+77-132t+5t=85-127t 2) а)14u-6(15u-15)=14u-90u-90=-76u-90 б)-15(9q+8)+6=-120q-105+6=-120q-99 в)11+5s+9(12s-5)=11+5s+108s-45=-34+113s г)14-12(12-5n)-11n=14-144+60n-11n=130+49n