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प्रश्न
Given Munnu’s age to be x years, can you guess what (x − 2) may show?
(Hint: Think of Mannu’s younger brother.)
Can you guess what (x + 4) may show? What (3x + 7) may show?
उत्तर
(x − 2) represents that the person, whose age is (x − 2) years, is 2 years younger to Munnu.
(x + 4) represents that the person, whose age is (x + 4) years, is 4 years elder to Munnu.
(3x + 7) represents that the person, whose age is (3x + 7) years, is elder to Munnu and his age is 7 years more than three times of the age of Munnu.
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संबंधित प्रश्न
Complete the last column of the table.
| Equation | Value | Say, whether the Equation is Satisfied. (Yes/No) |
| `m/3 = 2` | m = -6 |
Simplify:
−3(a + b) + 4(2a − 3b) − (2a − b)
Write the following statement as an equation:
5 times a number equals 40.
Write the following statement as an equation:
3 less than 4 times a number is 17.
Solve the following equation by the trial-and-error method: `1/2x+7=11`
Solve the following equation and verify the answer:
5(x-1) +2(x+3) + 6 = 0
Solve: 4x + 9 = 17.
Solve:
What must be added to 5x3 − 2x2 + 6x + 7 to make the sum x3 + 3x2 − x + 1?
The sum of three consecutive odd numbers is 75. Which is the largest among them?
