Question

9х + 4 = 48 - 2х
.............................

Answer 1

Ответ:

$9x + 4 = 48 - 2x \\ 9x + 2x = 48 - 4 \\ 11x = 44 \\ x = 44 \div 11 \\ x = 4$

Answer 2

$9x + 4 = 48 - 2x \\ 9x + 2x = 48 - 4 \\ 11x = 44 \\ x = 4$