Question

Solve the following pairs of linear equations graphically.
1. x+y=7 , x-y=1
2. y= 2x+1 , x=2y-5
3. x+y=7, x-y=3
4. 3x+5y=4 , x+y=5
5. 2x+y=8 , x+y = 5

Answer 1

Answer:

very difficult question i will explain latter

Answer 2

Answer:

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Step-by-step explanation:

1.

First of all

Take any no.and make find its set

Like

Let X= 3

Y= 7-X=4

Make 2–3 sets of no. like this

Then do same for the next equation that is X-Y=-1