Tentukan nilai x dari |4×-2|=10​

Jawaban:

|4x – 2| = 10

(+)

4x – 2 = 10

4x = 10 + 2

4x = 12

x = 12/4

x = 3

(–)

-(4x – 2) = 10

-4x + 2 = 10

-4x = 10 – 2

-4x = 8

x = 8/-4

x = -2

Hp = {3, -2}

____________________________

Semangattt ya'