Jika 12 : ( 1 + a ) = 18 : ( a + 2 ),nilai a =
Matematika
syif03
Pertanyaan
Jika 12 : ( 1 + a ) = 18 : ( a + 2 ),nilai a =
1 Jawaban
-
1. Jawaban YPD11
12 18
——— = ———
1 + a a + 2
Perkalian silang =
12 (a + 2) = 18 (1 + a)
12a + 24 = 18 + 18a
12a - 18a = 18 - 24
- 6a = - 6
a = - 6
——
- 6
a = 1
=>Jadi nilai a = 1
Jadikan jawaban terbaik & Follow aku ya :) semoga membantu :)