tolong bantu yah pliss ... butuh banget

1. |-100|/|-25| + 5 - |-5| × (-2)
= 4+5 -10 = -1 (jika tanda dalam | | bernilai negatif.
2. |x - 2| = 4
=> + (x-2) = 4
x = 4+2 = 6
=> - (x-2) = 4
-x +2=4
-x = 4-2
-x=2
x=-2