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
Add 2x2, − 3x2, 7x2
Write the following statement as an equation:
A number increased by 8 equals 15.
Solve the following equation and verify the answer:
`2x-1/2=3`
Solve the following equation and verify the answer:
3(x + 6) + 2(x + 3) = 64
Solve the following equation and verify the answer:
Fill in the blank.
(b2 − a2) − (a2 − b2)= ______
I think of a number and on adding 13 to it, I get 27. The equation for this is ______.
State which of the following are equations (with a variable). Give reason for your answer. Identify the variable from the equations with a variable.
(t − 7) > 5
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.
p − 5 = 5 (0, 10, 5, − 5)
Solve the following riddles, you may yourself construct such riddles.
| Who am I? |
| Tell me who I am I shall give a pretty clue! You will get me back If you take me out of twenty two! |
