Question

1)х+(-0,35)=2,3; 2)-23,5+(-у)=-4,6; 3)у+(-48,3)=-78,5

Answer 1

1)х+(-0.35)=2.3
х-0.35=2.3
х=2.3+0.35
х=2.65
2)-23.5+(-у)=-4.6
-23.5-у=-4.6
-23.5+4.6=у
у=-18.9
3)у+(-48.3)=-78.5
y-48,3=-78,5
y=-78,5+48,3
y=-30,2