help me, please. thx :D
Jawaban:
Pilihan A. -66.
Penjelasan dengan langkah-langkah:
[tex] {4}^{2x - 3} = {32}^{x + 12} \\ {2}^{2(2x - 3)} = {2}^{5(x + 12)} \\ {2}^{4x - 6} = {2}^{5x + 60} \\ 4x - 6 = 5x + 60 \\ 4 x - 5x = 60 + 6 \\ - x = 66 \\ x = - 66[/tex]
Eksponen
︎ ︎ ︎
_________
[tex] {4}^{2x - 3} = {32}^{x + 12} [/tex]
[tex]2(2x - 3) = 5(x + 12)[/tex]
[tex]4x - 6 = 5x + 60[/tex]
[tex]4x - 5x = 60 + 6[/tex]
[tex] - x = 66[/tex]
[tex]x = - 66[/tex]
