draw the following pair of linear equation in two variables and solve 2x+y-7=0,4x-3y+1=0
Answers
Answered by
21
Step-by-step explanation:
2x+y-7=0
y=7-2x (1)
4x-3y+1=0
4x=3y-1 (2)
sub (1) in (2)
4x=3(7-2x)-1
4x=21-6x-2
10x=20
x=2
Sub x=2 in 1
y=7-2×2
y=7-4
y=3
Here x is 2 and y is 3
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Answered by
4
The solution is (2,3).
Step-by-step explanation:
Given : Equations
To find : Draw the following pair of linear equation in two variables and solve?
Solution :
We put different values of x and y,
Let ....(1)
x | 0 3.5 1 3
y | 7 0 5 1
Plot the equation, marked by red line.
Let ....(1)
x | 0 -0.25 1 0.5
y | 0.3 0 1.6 1
Plot the equation, marked by blue line.
The intersection point of both the equation is the solutions of the equations i.e. (2,3).
Refer the attached figure below.
Attachments:
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