matematika x sma 1. |x+2|+|x|+|3x-4| =5 2.|x+5|-|2x-1| =3 tolong bantuan nya kak

1. |x+2| + |x| + |3x-4| = 5
x+2 + x + 3x+4 = 5
x+x+3x = 5-2+4
5x = 7
x = 7/5

2. |x+5|-|2x-1| = 3
x+5 - 2x-1 = 3
x-2x = 3-5+1
x = -2+1
x = -1

maaf kalau salah