Verified answer

Ответ:

[tex]x = -46,5.[/tex]

Объяснение:

[tex] \displaystyle \frac{x + 4}{5} - \frac{x}{3} - 7 = 0 \\ 3(x + 4) - 5x - 7 \times 15 = 0 \\ 3x + 12 - 5x - 105 = 0 \\ - 2x = 105 - 12 \\ - 2x = 93 \\ x = 93 \div ( - 2) \\ x = - 46,5.[/tex]