Advertisements
Advertisements
प्रश्न
If 9 is the solution of variable x in the equation `(5x - 7)/2 = y`, then the value of y is 28.
पर्याय
True
False
Advertisements
उत्तर
This statement is False.
Explanation:
Given that, x = 9
Put the value of x in the equation, we get
`(5(9) - 7)/2 = y`
⇒ `(45 - 7)/2 = y`
⇒ `38/2 = y`
⇒ y = 19
APPEARS IN
संबंधित प्रश्न
If p = −2, q = −1 and r = 3, find the value of 3p2q + 5pq2 + 2pqr
Write the numerical coefficient of −6bc
Add
2x3 − 3x2 + 7x − 8, −5x3 + 2x2 − 4x + 1, 3 − 6x + 5x2 − x3
Subtract:
−2a + b + 6d from 5a − 2b − 3c
The value of x for which the expressions 3x – 4 and 2x + 1 become equal is ______.
Annual salary at r rupees per month alongwith a festival bonus of Rs 2000 is ______.
The denominator of a fraction is 1 more than its numerator.
x times of 3 is added to the smallest natural number.
A pencil costs Rs p and a pen costs Rs 5p.
Identify the operations (addition, subtraction, division, multiplication) in forming the following expression and tell how the expression have been formed.
z + 1, z − 1, y + 17, y − 17
