Advertisements
Advertisements
प्रश्न
In natural numbers, 4x + 5 = –7 has ______ solution.
Advertisements
उत्तर
In natural numbers, 4x + 5 = –7 has no solution.
Explanation:
Solve the equation for x,
4x + 5 = –7
⇒ 4x = –7 – 5 ...[Transposing 5 to RHS]
⇒ 4x = –12
⇒ x = –3 ...[Dividing both sides by 3]
Since, the value of x is not natural number, hence the equation has no solution in natural numbers.
APPEARS IN
संबंधित प्रश्न
Solve the following equations.
5t + 28 = 10
Solve the following equations.
`q/4 + 7 = 5`
Solve the following equations.
`5/2 x = 25/4`
Solve the following equations.
2 (x + 4) = 12
Solve the following equations.
3 (n − 5) = 21
If `1/6 - x = 1/6`, then x = ______.
If a number is increased by 20, it becomes 45. Then the number is ______.
If 4x – 7 = 11, then x = 4.
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 |
1 subtracted from one-third of a number gives 1. Find the number.
