Notifications
Clear all
Find the value of k, if x = 2, y = 1 is a solution of the equation 2x + 3y = k.
Linear Equations in Two Variables
1
Posts
2
Users
0
Likes
158
Views
0
08/07/2021 10:55 am
Topic starter
Find the value of k, if x = 2, y = 1 is a solution of the equation 2x + 3y = k.
Answer
Add a comment
Add a comment
Topic Tags
1 Answer
0
08/07/2021 10:57 am
The given equation is
2x + 3y = k
According to the question, x = 2 and y = 1.
Now, Substituting the values of x and y in the equation 2x + 3y = k,
We get,
(2×2) + (3×1) = k
⟹ 4+3 = k
⟹ 7 = k
k = 7
The value of k, if x = 2, y = 1 is a solution of the equation 2x + 3y = k, is 7.
Add a comment
Add a comment
Forum Jump:
Related Topics
-
Give the geometric representations of 2x + 9 = 0 as an equation (i) in one variable (ii) in two variables
3 years ago
-
Give the geometric representations of y = 3 as an equation (i) in one variable (ii) in two variables
3 years ago
-
In countries like USA and Canada, temperature is measured in Fahrenheit, whereas in countries like India, it is measured in Celsius.
3 years ago
-
Yamini and Fatima, two students of Class IX of a school, together contributed ₹ 100 towards the Prime Minister’s Relief Fund to help the earthquake victims.
3 years ago
-
If the work done by a body on application of a constant force is directly proportional to the distance travelled by the body, express this in the form of an equation in two variables and draw the graph of the same by taking the constant force as 5 un...
3 years ago
Topic Tags:
class 9 (4384)
,
cbse (15084)
,
ncert (13840)
,
linear educations (23)
,
two variables (83)
,
Forum Information
- 321 Forums
- 27.3 K Topics
- 53.8 K Posts
- 1 Online
- 12.4 K Members
Our newest member: Stripchat
Forum Icons:
Forum contains no unread posts
Forum contains unread posts
Topic Icons:
Not Replied
Replied
Active
Hot
Sticky
Unapproved
Solved
Private
Closed