3х+7/5=6х+4/5 умножаем обе части на 5 получаем
3х+7=6х+4
3х-6х=4-7
-3х=-3
х=1
Проверка
3*1+7/5=6*1+4/5
10/5=10/5
2=2
Past Simple: knew, won,wrote, was, got, ran, spoke, ate, bought, went, rode, took, came, learnt, found, swam, made, heard
Perfect: won,taken, spoken, done, got, written, gone, bought, ridden,flown, been, eaten, seen, learnt, found, swum, made, heard
Present:draw
Да
Да да нет да нет да нет да нет нет нет нет нет нет нет нет нет нет да нет да да нет нет
Ответ:
Max,peter,danny,jenny,dan,kate,Rayan,brayan
<span>1 He <u>cleaned </u>the room yesterday. </span>
<u>Did</u> he clean
the room yesterday?
<span>2 She <u>washed</u> the bike yesterday.</span>
<u>Did </u>she
<u>wash </u>the bike yesterday?
<span>3 They <u>played </u>tennis yesterday.</span>
<u>Did </u>they
<u>play </u>tennis yesterday?
4. She
<u>helped </u>her mother yesterday.
<span><u>Did</u> she
<u>help </u>her mother yesterday?</span>