Question

Nilai a yang memenuhi persamaan
|15a-6|=|7a+18|

Answer 1

Verified answer

|15a - 6| = |7a + 18|
15a - 6 = 7a + 18
15a - 7a = 18 + 6
8a = 24
a = 24 : 8
a = 3

15a - 6 = -(7a + 18)
15a - 6 = -7a - 18
15a + 7a = -18 + 6
22a = -12
a = - 12/22
a = - 6/11

HP {3 , -6/11}

Semoga berguna +_+