Advertisements
Advertisements
प्रश्न
Which of the following equations cannot be formed using the equation x = 7?
पर्याय
2x + 1 = 15
7x – 1 = 50
x – 3 = 4
`x/7` – 1 = 0
Advertisements
उत्तर
7x – 1 = 50
Explanation:
Consider the equation 7x – 1 = 50.
Transpose –1 to right-hand side then it becomes 1.
7x = 50 + 1
7x = 51
x = `51/7`
APPEARS IN
संबंधित प्रश्न
Solve the following equation.
`5/2 x = -5`
Solve the following equations.
2 (x + 4) = 12
Solve: 4(m + 3) = 18
Shifting one term from one side of an equation to another side with a change of sign is known as ______.
Sum of two numbers is 81. One is twice the other.
- If smaller number is x, the other number is ______.
- The equation formed is ______.
- The solution of the equation is ______.
- The numbers are ______ and ______.
______ is the solution of 3x + 10 = 7.
x – ______ = 15; when `x/2` = 6.
Any term of an equation may be transposed from one side of the equation to the other side of the equation by changing the ______ of the term.
If a number is increased by 20, it becomes 45. Then the number is ______.
If 84 exceeds another number by 12, then the other number is ______.
