Question

x=2y-1
3x=2y+-3


I think your solving for substitution

Answer 1

x = 2y - 1

3x = y-3
3(2y-1) = y-3
6y -3 = y -3
5y = 0
y = 0
x = 2(0) -1
x = -1

answer:
(-1, 0)