Question

(7х-24):12+26=31

Answer 1

(7х-24):12+26=31
(7х-24):24=31-26
(7х-24):12=5
7х-24=12*5
7х-24=60
7х=60+24
7х=84
х=84:7
х=12

Answer 2

(7х-24):12=5
7Х-24=5*12
7х=60+24
7х=84
х=12