Jawaban:
[tex]5a + (4a + 9) = 180 \\ 9a + 9 = 180 \\ 9a = 171 \\ a = \frac{171}{9} = 19[/tex]
" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
Jawaban:
[tex]5a + (4a + 9) = 180 \\ 9a + 9 = 180 \\ 9a = 171 \\ a = \frac{171}{9} = 19[/tex]