Question

$\frac{3y-2}{y+8} =\frac{y+5}{y+8}$

Answer 1

Объяснение:

$\frac{3y -2 }{y + 8} = \frac{y + 5}{y + 8} \\ 3 y - 2 = y + 5 \\ 3y - 2 - y = 5 \\ 2y - 2 = 5 \\ 2y = 5+ 2 \\ 2y = 7 \\ y = \frac{7}{2} = 3 \frac{1}{2} = 3.5$