x+5=3 6-x=2 5x-4=6 7x-4=3 pr kak tentang nilai mutlak kelas 10 jawab plss

A) x + 5 = 3
x = 3 - 5
x = -2

x + 5 = -3
x = - 3 - 5
x = -8

B) 6 - x = 2
- x = 2 - 6
- x = -4
x = 4

6 - x = -2
- x = -2 -6
- x = -8
x = 8

C) 7x - 4 = 3
7x = 3 + 4
x = 1

7x - 4 = -3
7x = -3 + 4
7x = 1
x = 1/7