Question

10th SSC

ALGEBRA

Pls answer this



Solve the following simultaneous equations graphically.

1. x + y = 5 ; x – y = 3

2. 3x – y = 2 ; 2x – y = 3

3. 3x + y = 10 ; x – y = 2

4. x + y = 4 ; 2x – y = 2​

Answer 1

Answer:

1 answer x =4

y= 1

2 answer x= -1

y=-5

3 answer x=3

y= 1

4 answer x=2

y=2