Advertisements
Advertisements
प्रश्न
If 2x + 3 = 5, then value of 3x + 2 is ______.
Advertisements
उत्तर
If 2x + 3 = 5, then value of 3x + 2 is 5.
Explanation:
Solve the given equation for x,
2x + 3 = 5
⇒ 2x = 5 – 3 ...[Transposing 3 to RHS]
⇒ `(2x)/2 = 2/2` ...[Dividing both sides by 2]
⇒ x = 1
Put the value of x in (3x + 2), we get
3(1) + 2 = 3 + 2 = 5
APPEARS IN
संबंधित प्रश्न
If a and b are positive integers, then the solution of the equation ax = b will always be a ______.
If 7x + 4 = 25, then x is equal to ______.
Which of the following equations cannot be formed using the equation x = 7?
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.
The solution of the equation is ______.
______ is the solution of 3x + 10 = 7.
If `x - 1/2 = - 1/2`, then x = ______.
5 is the solution of the equation 3x + 2 = 17.
If 4x – 7 = 11, then x = 4.
Seven times a number is 12 less than thirteen times the same number. Find the number.
