Advertisements
Advertisements
प्रश्न
Complete the last column of the table.
| Equation | Value | Say, whether the Equation is Satisfied. (Yes/No) |
| 5x = 25 | x = 0 |
Advertisements
उत्तर
| Equation | Value | Say, whether the Equation is Satisfied. (Yes/No) |
| 5x = 25 | x = 0 | No |
Explanation:
5x = 25
L.H.S. = 5x
By putting x = 0,
L.H.S. = 5 × 0 = 0 ≠ R.H.S.
Hence, the equation is not satisfied.
APPEARS IN
संबंधित प्रश्न
Check whether the value given in the bracket is a solution to the given equation or not:
4p − 3 = 13 (p = − 4)
Solve the following equation by trial and error method:
3m - 14 = 4
Write the given equation in statement form:
`(3m)/5 = 6`
Solve the following equation and verify the answer:
3(x + 2) − 2(x − 1) = 7
The length of a rectangular hall is 5 metres more than its breadth. If the perimeter of the hall is 74 metres, find its length and breadth.
Write 'T' for true and 'F' for false for the statement given below:
−3xy2z is a monomial.
Answer the following:
Take Sarita’s present age to be y years
- What will be her age 5 years from now?
- What was her age 3 years back?
- Sarita’s grandfather is 6 times her age. What is the age of her grandfather?
- Grandmother is 2 years younger than grandfather. What is grandmother’s age?
- Sarita’s father’s age is 5 years more than 3 times Sarita’s age. What is her father’s age?
Meena, Beena and Leena are climbing the steps to the hill top. Meena is at step s, Beena is 8 steps ahead and Leena 7 steps behind. Where are Beena and Meena? The total number of steps to the hill top is 10 less than 4 times what Meena has reached. Express the total number of steps using s.
State which of the following are equations (with a variable). Give reason for your answer. Identify the variable from the equations with a variable.
2n + 1 = 11
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.
r − 4 = 0 (4, − 4, 8, 0)
