Metode penyelesaian persamaan dengan cara mengganti variabel dengan nilai yang diketahui disebut dengan ....
SPLTV

Quiz
•
Mathematics
•
10th Grade
•
Hard
Sofwan Munawar
Used 12+ times
FREE Resource
15 questions
Show all answers
1.
FILL IN THE BLANK QUESTION
1 min • 3 pts
2.
FILL IN THE BLANK QUESTION
1 min • 3 pts
Metode penyelesaian dengan cara menghilangkan salah satu variabel di sebut dengan ....
3.
MULTIPLE CHOICE QUESTION
2 mins • 5 pts
Sinta ingin membeli beberapa jenis buah-buahan yaitu, 5 kg apel, 2 kg jambu, dan 4 kg jeruk dengan uang sebesar Rp145.000,00. Model matematika dari kalimat di atas adalah ...
5x + 2y + 4z = 145.000
145.000 + 5x + 2y + 4z = 0
5x = -2y - 4z - 145.000
5x + 2y = 145.000 + 4z
5x + 4z = 145.000 + 2y
4.
MULTIPLE CHOICE QUESTION
2 mins • 4 pts
yang merupakan koefisien dari SPLTV di atas adalah ...
15, 30, 45
x, -y, z
x, y, z
2, 4, 6, 1, 2, 3, 4, 4, 12
2, 4, 6, -1, -2, -3, 4, 4, 12
5.
MULTIPLE CHOICE QUESTION
3 mins • 4 pts
Jika x = 2, y = 4, maka nilai z dari persamaan 2x + y + 2z = 20 adalah...
5
6
7
8
9
6.
MULTIPLE CHOICE QUESTION
5 mins • 8 pts
Diketahui :
2x - y + 2z = 8 .....(1)
x + 2y - z = -1 .....(2)
x + y + z = 1 .....(3)
Jika pers x pada persamaan ( 3 ) disubstitusi pada persamaan ( 1 ) maka hasilnya adalah ....-
-3y + 4z = 6
-3y - 4 z = 6
-3y = 6
3y = -6
3y - z =6
7.
MULTIPLE CHOICE QUESTION
5 mins • 12 pts
- 4
- 3
- 2
2
4
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