21х-18=20х+4-36х+24 помогиите

Question

21х-18=20х+4-36х+24 помогиите

Answer 1

21x-18=20x+4-36x+24
21x-20x+36x=4+24+18
37x=46
x=46:37
x=1,243 в периоде

Answer 2

21x-18=20x+4-36x+24 21x-20x+36x=4+24+18 37x=46 x= 46/37 x=1 9/37