Question

25-(икс+девять)/пять=19

Answer 1

25 - $\frac{x+9}{5}$ = 19 | ·5
125 - (х+9) = 95
125 - х - 9 = 95
116 - х = 95
-х = 95-116
-х = -21
х = 21
Ответ: 21.