Предмет: Геометрия, автор: 0Tochia0

Найти координаты точки пересечения прямых y= -5x+7 и y=x-1

Ответы

Автор ответа: sdpep7682

0

чтобы найти координаты точки пересечения, для этого надо составить систему:

y=-5x+7

y=x-1; приравниваем y и получаем:

-5х+7=х-1

х=4/3

у=1/3

(х;у)=(4/3; 1/3)

Предыдущий вопрос

Следующий вопрос

Интересные вопросы

Предмет: Английский язык, автор: kristinayakuni

Heeeeeelp!
1. Read the text below. Use the words given in capitals at the end of some lines to form the word that fits the space in the same line.
• There is an example at the beginning (0)
LOOKING BACK ON MY SCHOOL DAYS
When I was eleven years old I was (0) delighted to pass the eleven plus
exam so ran l could go to the local grammar school.
On my first day there I felt a mixture of (1) ______________ and (2)
_______________. There seemed to be so many other boys who were much bigger than us. They were so (3) ____________ and seemed to
know everybody. The worst thing was the (4) ________________
prefects ordering us around. Of course, such feelings did not last long.
After a few weeks, I was (5) _______________, had friends and was
beginning to bе (6) ________________about life at my new school. In
those days, most schools had a uniform and I became quite (7)
__________ of wearing mine. Fairly soon I learnt that to make sure one
got a job or went on to university after (8) _________________ school,
you had to pass exams. Then you would not be in danger of being (9)
________________. To pass exams you had to know something and that
meant studying. I was (10) _______________ by biology and geography,
completely (11) by chemistry, and generally (12) ______________ to
other subjects. In the English (13) __________ tradition, sport was
considered an important character building aspect of school life. So I (14)
_______________ managed to play lots of different sports all of which I
enjoyed, except for cricket with which I was always terribly (15)
_______________.
DELIGHT
EXCITE
CONFUSE
CONFIDENCE
DOMINEER
CHEER
ENTHUSIASM
PRIDE
LEAVE
EMPLOY
INSPIRE
CONFUSE
DIFFERENT
EDUCATE
EASY
BOREDOM

2 года назад

Предмет: Информатика, автор: nutka80

у ИНФОРОМЧИКА две монеты на сумму 7 копеек. Одна из них не пятак. Какие это монеты?

2 года назад

Предмет: Химия, автор: hirosimanagasaka

К какому классу нерганических соедений относится каждое из перечисленных ниже веществ: ZnO. HgS, CyCl₂, CaO, Mg(HS)₂, CO₂, CaCO₃, H₃PO₄, Mg(OH)₂, Ca(HCO₃)₂, NaHCO₃, HNO₃, NaOH. Назвать вещества.

2 года назад

Предмет: Физика, автор: anuchina2000p15zyh

переведите в указанные единицы
132 м3 =
дм3

866 м3 =
см3

509 м3 =
мм3

30869407 м3 =
км3

8 лет назад

Предмет: Математика, автор: marina05112

-99 + 88 - 77 + 66 - 55 + 44 - 33 + 22 - 11 + 0 + 11 x 5
1) меньше 0
2) больше 0
3) равно 0
4) трудно определить

8 лет назад