Jawaban:
a. 39
Penjelasan dengan langkah-langkah:
51 + 2x + x + 19 + 3x -10 = 180
60 + 6x = 180
6x = 120
x = 20
jadi
x + 19
20 + 19
39
" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2025 KUDO.TIPS - All rights reserved.
Jawaban:
a. 39
Penjelasan dengan langkah-langkah:
51 + 2x + x + 19 + 3x -10 = 180
60 + 6x = 180
6x = 120
x = 20
jadi
x + 19
20 + 19
39