Question

{х+3/4-у+2/2=0}
{3х+у=1}
решите плиз

Answer 1

х+3/4-у+1=0
3х+у=1

х+0,75-у+1=0
у=1-3х

х+0,75-(1-3х)+1=0
4х=-0,75
х=-0,1875

у=1+0,1875
у=1,1875