1. 16a = 64 2. 118 – x = 100 3. 2a + 20 = 40 Tolong ya pake rumus :)

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1. 16a = 64 2. 118 – x = 100 3. 2a + 20 = 40
Tolong ya pake rumus 🙂

Jawaban Terkonfirmasi

1. 16a = 64
a = 64:16
= 4

2. 118 – x = 100

x = 118 – 100
= 18

3. 2a + 20 = 40

2a = 40 – 20
2a = 20
a = 20 : 2
= 10