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.
APPEARS IN
संबंधित प्रश्न
Simplify:
−4x2 + {(2x2 − 3) − (4 − 3x2)}
Simplify:
3 − [x − {2y − (5x + y − 3) + 2x2} − (x2 − 3y)]
Write the following statement as an equation:
25 exceeds a number by 7.
Solve the following equation and verify the answer:
16(3x − 5) − 10(4x − 8) = 40
If x = 1, y = 2 and z = 3, find the value of x2 + y2 + 2xyz.
Write 'T' for true and 'F' for false for the statement given below:
The coefficient of x in 5xy is 5.
Value of S in `1/3` + S = `2/5` is ______.
Kanta has p pencils in her box. She puts q more pencils in the box. The total number of pencils with her are ______.
Pick out the solution from the values given in the bracket next to each equation. Show that the other values do not satisfy the equation.
n + 12 = 20 (12, 8, 20, 0)
Complete the table and by inspection of the table, find the solution to the equation 5t = 35.
|
t |
3 |
4 |
5 |
6 |
7 |
8 |
9 |
10 |
11 |
______ |
|
5t |
______ |
______ |
______ |
______ |
______ |
______ |
______ |
______ |
______ |
______ |
