Kahe arvu summa on 82. Kui üht arvu suurendada 14 võrra ja teist vähendada 21 võrra, siis esimese ja teisehe o arvu van 27. Leia need arvud.

Question

Kahe arvu summa on 82. Kui üht arvu suurendada 14 võrra ja teist vähendada 21 võrra, siis esimese ja teisehe o arvu van 27. Leia need arvud.

K&V >> Matemaatika | Põhikool | 0 punkti | 719 vaatamist | 22:36 01/03/21

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Vastuseid: 29 | Hääli: 6

413587 · Answer 1 · 2021-10-03T18:05:19+03:00

413587

1

(X+14)-(y-21)=27
x+y=82

x=82-y
(82-y+14)-(y-21)=27

82-y+14-y+21=27
-2y=-90

y=45
x=82-45

x=37

18:05 03/10/21

394069 · Answer 2 · 2023-02-19T15:07:16+02:00

394069

1

45 ja 37

15:07 19/02/23

Katherosen · Answer 3 · 2023-01-25T18:12:42+02:00

Katherosen

1

(X+14)-(y-21)=27 x+y=82 x=82-y (82-y+14)-(y-21)=27 82-y+14-y+21=27 -2y=-90 y=45 x=82-45 x=37

18:12 25/01/23

400608 · Answer 4 · 2022-04-18T23:34:49+03:00

400608

1

45 ja 37

(X+14)-(y-21)=27
x+y=82
x=82-y
(82-y+14)-(y-21)=27
82-y+14-y+21=27
-2y=-90
y=45
x=82-45
x=37

23:34 18/04/22

396389 · Answer 5 · 2021-05-14T00:08:50+03:00

396389

1

ikka

(X+14)-(y-21)=27
x+y=82
x=82-y
(82-y+14)-(y-21)=27
82-y+14-y+21=27
-2y=-90
y=45
x=82-45
x=37

00:08 14/05/21

399908 · Answer 6 · 2021-03-04T22:55:18+02:00

399908

1

37

(X+14)-(y-21)=27
x+y=82
x=82-y
(82-y+14)-(y-21)=27
82-y+14-y+21=27
-2y=-90
y=45
x=82-45
x=37

22:55 04/03/21

laura.M. · Answer 7 · 2021-03-24T12:17:46+02:00

Need arvud on 37 ja 45

(X+14)-(y-21)=27
x+y=82
x=82-y
(82-y+14)-(y-21)=27
82-y+14-y+21=27
-2y=-90
y=45
x=82-45
x=37

419942 · Answer 8 · 2021-12-03T16:23:16+02:00

Arvud: 37 ja 45

(X+14)-(y-21)=27
x+y=82
x=82-y
(82-y+14)-(y-21)=27
82-y+14-y+21=27
-2y=-90
y=45
x=82-45
x=37

447616 · Answer 9 · 2023-01-31T16:39:29+02:00

37 ja 45

x+y=82 ja (x+14)-(y-21)=27
esimesest võrrandist x=82-y, asendan teise ja avan sulud: 82-y-y+21=27; saan -2y=-90, s.t. y=45 Seega teine arv on 45. Leian esimese arvu 82-45=37.

Silinder123456 · Answer 10 · 2021-03-16T14:05:34+02:00

(X+14)-(y-21)=27
x+y=82
x=82-y
(82-y+14)-(y-21)=27
82-y+14-y+21=27
-2y=-90
y=45
x=82-45
x=37

Antud lahendus on õige

Adela · Answer 11 · 2023-01-19T17:30:10+02:00

Adela

0

(X+14)-(y-21)=27
x+y=82
x=82-y
(82-y+14)-(y-21)=27
82-y+14-y+21=27
-2y=-90
y=45
x=82-45

x=37

17:30 19/01/23

Markos2006 · Answer 12 · 2022-12-01T21:01:07+02:00

Markos2006

0

Y=45 ja X=77

(X+14)-(y-21)=27
x+y=82
x=82-y
(82-y+14)-(y-21)=27
82-y+14-y+21=27
-2y=-90
y=45
x=82-45
x=37

21:01 01/12/22

433356 · Answer 13 · 2022-05-18T20:43:12+03:00

(x+14)-(y-21)=27
x+y=82
x=82-y
(82-y+14)-(y-21)=27
82-y+14-y+21=27
-2y=-90
y=45
x=82-45
x=37
vast used on 45 ja 37

432641 · Answer 14 · 2022-05-10T21:31:31+03:00

432641

0

45 ja 37

x+y=82
(x+14)-(y-21)=27
x=82-y
82-y+14-y+21=27
-2y=27-82-14-21
-2y=-90/(-2)
y=45
x=82-45
x=37

21:31 10/05/22

207708 · Answer 15 · 2021-03-18T21:13:09+02:00

207708

0

37

x+y=82
(x+14)-(y-21)=27

x=82-y

(82-y+14)-(y-21)=27

82-y+14-y+21=27

-2y=-90

y=45

x=82-45
x=37

21:13 18/03/21

422980 · Answer 16 · 2022-01-16T00:47:13+02:00

422980

0

(X+14)-(y-21)=27
x+y=82
x=82-y
(82-y+14)-(y-21)=27
82-y+14-y+21=27
-2y=-90
y=45

x=82-45
x=37

00:47 16/01/22

422490 · Answer 17 · 2022-01-10T22:04:10+02:00

422490

0

37 ja 45

(x+14)-(y-21)=27
x+y=82
x=82-y
(82-y+14)-(y-21)=27
82-y+14-y+21=27
-2y=-90
y=45
x=82-45
x=37

22:04 10/01/22

421172 · Answer 18 · 2021-12-15T20:38:19+02:00

421172

0

x=37

(X+14)-(y-21)=27
x+y=82
x=82-y
(82-y+14)-(y-21)=27
82-y+14-y+21=27
-2y=-90
y=45
x=82-45
x=3

20:38 15/12/21

miinasooster · Answer 19 · 2021-04-27T09:39:17+03:00

miinasooster

0

37

(X+14)-(y-21)=27
x+y=82 --> x=82-y
(82-y+14)-(y-21)=27
82-y+14-y+21=27
-2y=-90
y=45
x=82-45 --> x=37

09:39 27/04/21

414983 · Answer 20 · 2021-10-17T15:48:05+03:00

414983

0

(x;y)=(71, 11)

15:48 17/10/21

ergo243 · Answer 21 · 2021-10-04T14:58:43+03:00

ergo243

0

444

(X+14)-(y-21)=27
x+y=82
x=82-y
(82-y+14)-(y-21)=27
82-y+14-y+21=27
-2y=-90
y=45
x=82-45
x=37

14:58 04/10/21

395998 · Answer 22 · 2021-03-03T19:13:15+02:00

395998

0

(X+14)-(y-21)=27
x+y=82
x=82-y
(82-y+14)-(y-21)=27
82-y+14-y+21=27
-2y=-90
y=45
x=82-45
x=37

19:13 03/03/21

hally · Answer 23 · 2021-09-02T16:44:28+03:00

hally

0

37 ja 45

(X+14)-(y-21)=27
x+y=82
x=82-y
(82-y+14)-(y-21)=27
82-y+14-y+21=27
-2y=-90
y=45
x=82-45
x=37

16:44 02/09/21

tots96 · Answer 24 · 2021-05-18T19:32:32+03:00

tots96

0

mate

ma tegelt ei tea vastust aga tahaks punkte hihih

19:32 18/05/21

kaiumees · Answer 25 · 2021-05-18T19:13:26+03:00

kaiumees

0

37 ja 45

19:13 18/05/21

311105 · Answer 26 · 2021-05-14T11:52:45+03:00

311105

0

6 ja 47

11:52 14/05/21

YellowRaven · Answer 27 · 2021-05-10T17:16:18+03:00

YellowRaven

0

x=37 y=45

(x+14)-(y-21)=27
x+y=82
x=82-y
(82-y+14)-(y-21)=27
82-y+14-y+21=27
-2y=-90
y=45
x=82-45
x=37

17:16 10/05/21

katrerelve · Answer 28 · 2021-05-06T16:58:30+03:00

katrerelve

0

A=37, b=45

A+b=82
(A+14)-(b-21)=27
A=82-b
82-b+14-b+21=27
2b=90
B=45
A=82-45=37

16:58 06/05/21

Acinajjj · Answer 29 · 2021-05-13T12:29:56+03:00

Vastus 37

Põhjalikult
(X+14)-(y-21)=27
x+y=82
x=82-y
(82-y+14)-(y-21)=27
82-y+14-y+21=27
-2y=-90
y=45
x=82-45
x=37

Kahe arvu summa on 82. Kui üht arvu suurendada 14 võrra ja teist vähendada 21 võrra, siis esimese ja teisehe o arvu van 27. Leia need arvud.

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