Question

· Solve following equations by using the
Elemination method
x-2y=0,
3x+4y=20​

Answer 1

x-2y=0 and 3x+4y=20

In elimination method, we have to eliminate one of the variables

Here I am going to eliminate y variable

2x-4y=0

3x+4y=20

,5x=20

x=4

If x =4

4-2y=0

y=2

Thus x=4 and y=2

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