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Verified answer
X+x -5 =72x-5=7
2x=7+5
2x=12
x=12/2
x=6
|x| + |x-5| = 7
x+x-5 = 7 , x ≥ 0 , x-5 ≥ 0
x = 6 , x ≥ 0 , x ≥ 5
-x-(x-5) = 7 , x < 0 , x-5 < 0
x = -1 , x<0 , x<5
Jadi x1 = -1 , x2 = 6