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प्रश्न
If 4x – 7 = 11, then x = 4.
पर्याय
True
False
MCQ
चूक किंवा बरोबर
उत्तर
This statement is False.
Explanation:
Solve the equation for x,
⇒ 4x – 7 = 11
⇒ 4x = 11 + 7 ......[Transposing (–7) to RHS]
⇒ 4x = 18
⇒ `(4x)/4 = 18/4` ......[Dividing both sides by 4]
x = `9/2`
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संबंधित प्रश्न
Solve the following equation.
`5/2 x = -5`
Solve the following equations.
-4 (2 + x) = 8
The solution of the equation ax + b = 0 is ______.
If z + 3 = 5, then z = ______.
In integers, 4x – 1 = 8 has ______ solution.
x + 7 = 10 has the solution ______.
x – 1= ______; when 2x = 2.
If `9/5x = 18/5`, then x = ______.
4x – 5 = 7 does not have an integer as its solution.
Match each of the entries in Column I with the appropriate entries in Column II.
| Column I | Column II |
| (i) x + 5 = 9 | (A) `- 5/3` |
| (ii) x – 7 = 4 | (B) `5/3` |
| (iii) `x/12` = – 5 | (C) 4 |
| (iv) 5x = 30 | (D) 6 |
| (v) The value of y which satisfies 3y = 5 | (E) 11 |
| (vi) If p = 2, then the value of `1/3 (1 - 3p)` | (F) – 60 |
| (G) 3 |
