Question

( 7/8+ икс ) :7/30= 5 Срочно !!!

Answer 1

7/8+х=5*7/30
7/8+х=35/30
х=35/30-7/8
х=1/3

Answer 2

Извините, ответ 7/24

Answer 3

( 7/8 + х ) : 7/30 = 5
( 105/120 + 120/120х ) : 21/120 = 600/120
( 105 + 120х ) : 21 = 600
105 + 120х = 21 • 600
120х = 12600 - 105
х = 12495 : 120
х = 104,125