Advertisements
Advertisements
Question
Complete the last column of the table.
| Equation | Value | Say, whether the Equation is Satisfied. (Yes/No) |
| x + 3 = 0 | x = -3 |
Advertisements
Solution
| Equation | Value | Say, whether the Equation is Satisfied. (Yes/ No) |
| x + 3 = 0 | x = -3 | Yes |
Explanation:
x + 3 = 0
L.H.S. = x + 3
By putting x = −3,
L.H.S. = − 3 + 3 = 0 = R.H.S.
Hence, the equation is satisfied.
APPEARS IN
RELATED QUESTIONS
Solve the following equation by trial and error method:
3m - 14 = 4
Simplify:
12x − [3x3 + 5x2 − {7x2 − (4 − 3x − x3) + 6x3} − 3x]
Solve the following equation by the trial-and-error method: x − 7 = 10
Solve the following equation and verify the answer:
A bag contains 25-paisa and 50-paisa coins whose total value is Rs 30. If the number of 25-paisa coins is four times that of 50-paisa coins, find the number of each type of coins.
`1/3(x+7+z)` is a
If `x/5=1`, then
Raju’s father’s age is 5 years more than three times Raju’s age. Raju’s father is 44 years old. Set up an equation to find Raju’s age.
In triangle ABC, the measure of ∠B is two-third of the measure of ∠A. The measure of ∠C is 20° more than the measure of ∠A. Find the measures of the three angles.
Solve the following riddles, you may yourself construct such riddles.
| Who am I? |
 |
| I am a special number Take away from me a six! A whole cricket team You will still be able to fix! |
