\(a,-x+8=-17\)
<=>\(-x=\left(-17\right)-8\)
<=>\(-x=-25\)
<=>\(x=25\)
\(b,35-x=37\)
<=>\(x=35-37\)
<=>\(x=-2\)
\(c,-19-x=-20\)
<=>\(x=\left(-19\right)+20\)
<=>\(x=1\)
\(d,x-45=-17\)
<=>\(x=\left(-17\right)+45\)
<=>\(x=28\)
1.
a,-x+8=-17
-x=-17-8=-25
-x=-25
x=25
b,35-x=37
x=35-37
x=-2
c,-19-x=-20
x=-19--20
x=1
d,x-45=-17
x =-17+-45
x=-62