Jawaban:
[tex]15[/tex]
Penjelasan dengan langkah-langkah:
[tex]2x + 9 = 4x - 15 \\ 2x + 9 - 4x = - 15 \\ 2x - 4x = - 15 - 9 \\ - 2x = - 15 - 9 \\ - 2x = - 24 \\ x = 12 \\ 12 + 3 = 15[/tex]
Aljabar
2x + 9 = 4x - 15
4x - 2x = 15 + 9
2x = 24
x = 24/2
x = 12
x + 3 = 12 + 3
x + 3 = 15
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Jawaban:
[tex]15[/tex]
Penjelasan dengan langkah-langkah:
[tex]2x + 9 = 4x - 15 \\ 2x + 9 - 4x = - 15 \\ 2x - 4x = - 15 - 9 \\ - 2x = - 15 - 9 \\ - 2x = - 24 \\ x = 12 \\ 12 + 3 = 15[/tex]
Aljabar
2x + 9 = 4x - 15
4x - 2x = 15 + 9
2x = 24
x = 24/2
x = 12
x + 3 = 12 + 3
x + 3 = 15