作图题:已知线段a、b、c(a>b>c)画出满足下列条件的线段:(1)a-b+c;(2)2a-b-c;(3)2(a-b)+3(b-c).
1-(-1)×(-1)-(-1)×0×(-1)
(-10)××0.1×6
│-2│-(-)+1-│1-│
0-21+(+3)-(-)-(+)
(3-5)-(6-10)