Question

7/15*X+8=（X+8）*15/31怎么解

Answer 1

7/15*X+8=（X+8）*15/31

7/15x+8=15x/31+120/31

7/15x-15x/31=120/31-8

217x/465-225x/465=120/31-248/31

-x/93=128/31

x=-128/31*93

x=-384