Bantuin mas no 5 yang a sama c

Mapel : Matematika
Kelas : X SMA
Bab : Mutlak

Pembahasan :
|2y + 5| = |7 - 2y|
(2y + 5)² = (7 - 2y)²
(2y + 5)² - (7 - 2y)² = 0
(4y - 2)(12) = 0
48y - 24 = 0
48y = 24
y = 1/2

Hp : {1/2}

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|4x - 3| = -|2x - 1|
|4x - 3| + |2x - 1| = 0
4x - 3 + 2x - 1 = 0
6x - 4 = 0
6x = 4
x = 4/6
x = 2/3

Hp : {2/3}