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प्रश्न
The equation having – 3 as a solution is ______.
विकल्प
x + 3 = 1
8 + 2x = 3
10 + 3x = 1
2x + 1 = 3
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उत्तर
The equation having – 3 as a solution is 10 + 3x = 1.
Explanation:
Consider the equation 10 + 3x = 1
Transpose 10 to right-hand side then it becomes –10
3x = 1 – 10
x = `-9/3`
x = –3
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संबंधित प्रश्न
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x + 7 = 10 has the solution ______.
If a number is increased by 20, it becomes 45. Then the number is ______.
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 |
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