Question

1) 5/16+ х = 9/16


2) (17/28- х)- 11/28= 3/28


3)х/25 - 4/25= 13/25

Answer 1

1. х= 9/16-5/16
х=4/16
х=1/4

2. 17/28-х-11/28=3/28
-х=3/28-17/28+11/28
-х=-3/28
х=3/28

3.х/25=13/25+4/25
х/25=17/25
х=17*25/25
х=17