Advertisements
Advertisements
प्रश्न
Which of the following equations cannot be formed using the equation x = 7?
विकल्प
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 equations.
`a/5 + 3 = 2`
If a and b are positive integers, then the solution of the equation ax = b will always be a ______.
The equation having – 3 as a solution is ______.
Which of the following equations can be formed starting with x = 0?
The sum of two numbers is 60 and their difference is 30.
The solution of the equation is ______.
______ is the solution of 3x + 10 = 7.
x – 0 = ______; when 3x = 12.
x – 1= ______; when 2x = 2.
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.
`3/2` is the solution of the equation 8x – 5 = 7.
