|-4x|+2=7 help me pleasee

Nilai Mutlak
X SMA


I-4xI + 2 = 7
I-4xI = 7 - 2
I-4xI = 5
-4x = 5 atau -5

-4x = 5
x = - 5/4

-4x = -5
x = 5/4

Hp = {-5/4 , 5/4 }

śémøğá męmbāñţű ^_^