Question

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

Answer 1

|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