Question

решите уравнение
1) $2 * 2^{3x} + 3^{3x-2} +4 * 2^{3x-2} =0$

Answer 1

4 3x + 3 1x+8 1x = 0
4+3+8-0 = 3x+ x+ x
15 - 5x
5x = 15
x= 15:5
x=5