Advertisements
Advertisements
प्रश्न
Complete the last column of the table.
| Equation | Value | Say, whether the Equation is Satisfied. (Yes/No) |
| 5x = 25 | x = -5 |
Advertisements
उत्तर
| Equation | Value | Say, whether the Equation is Satisfied. (Yes/No) |
| 5x = 25 | x = -5 | No |
Explanation:
5x = 25
L.H.S. = 5x
By putting x = −5,
L.H.S. = 5 × (−5) = −25 ≠ R.H.S.
Hence, the equation is not satisfied.
संबंधित प्रश्न
Complete the last column of the table.
| Equation | Value | Say, whether the Equation is Satisfied. (Yes/No) |
| `m/3 = 2` | m = -6 |
Write equation for the following statement:
If you add 3 to one-third of z, you get 30.
Simplify:
2a − 3b − [3a − 2b − {a − c − (a − 2b)}]
Solve the following equation and verify the answer:
5(x-1) +2(x+3) + 6 = 0
Solve the following equation and verify the answer:
6(1 − 4x) + 7(2 + 5x) = 53
Fill in the blank.
An expression having two-term is called a______
The shifting of a number from one side of an equation to other is called transposition
Given Sara’s age today to be y years. Think of her age in the future or in the past. What will the following expression indicate?
y + 7, y − 3, `"y" + 4 1/2`, `"y" - 2 1/2`
State which of the following are equations (with a variable). Give reason for your answer. Identify the variable from the equations with a variable.
7 = (11 × 2) + p
State which of the following are equations (with a variable). Give reason for your answer. Identify the variable from the equations with a variable.
20 = 5y
