Selesaikan persamaan berikut: x + 4 = 10

MTK-00001= Aljabar (Beginner)

Quiz
•
Mathematics
•
6th - 8th Grade
•
Hard
AZFA Std.
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
12
6
7
3
Answer explanation
Untuk menyelesaikan 𝑥 + 4 = 10, kurangi kedua sisi persamaan dengan 4:
𝑥 = 10 − 4.
Maka, 𝑥 = 6.
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Selesaikan persamaan berikut: 𝑦 − 7 = 5
12
7
2
5
Answer explanation
Untuk menyelesaikan 𝑦 − 7 = 5, tambahkan 7 ke kedua sisi persamaan:
𝑦 = 5 + 7.
Maka, 𝑦 = 12.
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Dini memiliki sejumlah buku. Setelah membeli 3 buku lagi, ia memiliki 8 buku. Berapa jumlah buku awal milik Dini?
3
8
11
5
Answer explanation
Jumlah buku awal Dini adalah 𝑥. Setelah membeli 3 buku, totalnya menjadi 8:
𝑥 + 3 = 8
Kurangi 3 dari kedua sisi:
𝑥 = 8 − 3
𝑥 = 5
Maka, 𝑥 = 5
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Sebuah kotak berisi 𝑝 pensil. Jika ditambah 6 pensil, jumlahnya menjadi 14. Berapa nilai 𝑝?
6
14
8
20
Answer explanation
Jumlah pensil awal adalah 𝑝. Setelah ditambah 6 pensil, totalnya menjadi 14:
𝑝 + 6 = 14
Kurangi 6 dari kedua sisi:
𝑝 = 14 − 6
𝑝 = 8
Maka, 𝑝 = 8.
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Sederhanakan ekspresi berikut: 3𝑥 + 2𝑥
5𝑥
3𝑥
4𝑥
7𝑥
Answer explanation
Karena kedua suku memiliki variabel yang sama (x ), kamu tinggal jumlahkan koefisiennya:
3 + 2 = 5
Lalu tambahkan variabel x .
Jadi, hasilnya 5𝑥
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Sederhanakan ekspresi berikut: 𝑥 + 8 − 3
𝑥 + 3
𝑥 + 8
𝑥 + 11
𝑥 + 5
Answer explanation
Jawaban:
𝑥 + 8 − 3 = 𝑥 + 5
Penjelasan:
Gabungkan angka-angka yang tidak punya variabel:
8 − 3 = 5.
Jadi, hasilnya tinggal 𝑥 + 5 . Variabel (𝑥) dan angka tetap dipisah.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
15
10
3
5
Answer explanation
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