Question

2x + y - 3 = 0
2x - 3y - 7 = 0. by substituting​

Answer 1

Step-by-step explanation:

X = 0

on multiplying any no. from zero you get 0 it's obvious

Answer 2

2x+y=3

y=3-2x

2x-3y-7=0

2x-3(3-2x)=7

2x-9+6x=7

8x=7+9

8x=16

X=2