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Solve: 2 x + 3(x - 1) = 17. The value of x is
Ax = 5
Bx = 3
Cx = 4
Dx = -4
Answer & Solution
Correct answer: C. x = 4
1. Expand: 2 x + 3 x - 3 = 17.
2. Combine: 5 x - 3 = 17.
3. Add 3: 5 x = 20, divide by 5: x = 4.
4. Hence x = 4.
_Source: Selina Concise Mathematics Class 8, Ch 18 Linear Equations in One Variable (Mistral OCR'd PDF), section on bracket equations_
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