The solution of 3 z = 15 is
Az = 45
Bz = 3
Cz = 5
Dz = 12
Answer & Solution
Correct answer: C. z = 5
1. Divide both sides by 3: 3 z / 3 = 15 / 3.
2. So z = 5.
3. Check: 3 * 5 = 15, correct.
4. Hence z = 5.
_Source: Selina Concise Mathematics Class 8, Ch 18 Linear Equations in One Variable (Mistral OCR'd PDF), Test Yourself Q3_
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