|1+x|=0 |2-x|=0 |x-3|+0.5=0.5 |9+x|-0.7=-0.7

|1+х|=0 x=+-1 |2-x|=0 x=2 |x-3|+0.5=0.5 x=3 |9+x|-0.7=-0.7 x=-9