Question

Soal persamaan nilai mutlak
5.(|-4|+1)-|-2| |10-3v| = |-5|.3

Answer 1

( l-4l + 1 ) - l-2l . l 10 - 3v l = l-5l.3
(4 + 1 ) - 2 . l10-3vl = 5.3
(5 - 2 ). 10-3v = - 15
3 ( 10 - 3v ) = - 15
30 - 9v =-15
- 9v = -45
v = 5

(5-2) . (10 - 3v) = 15
3 ( 10 - 3v ) = 15
10 - 9v = 15
-9v = 5
v = - 5/9