Question

1){3х+4у=2
{5х-2у=-1

2){2х-3у=4
{ -х+1.5=-2

помогите пжл решить ​

Answer 1

1) 3х+4у=2
Х=-1/5 +2/5у

3(-1/5+2/5у)+4у=2
у=1/2
х=-1/5+2/5*1/2
х=0


2) 2х-3у=4
х=3,5

2*3,5-3у=4
у=1