Question

(3m-7)*0,6-0,8(4m-5)-(-1,7-1,4m)=1,

Answer 1

(3m-7)*0,6-0,8(4m-5)-(-1,7-1,4m)=1

1,8m-4,2-3,2m+4+1,7+1,4m=1

0m=1+4,2-4-1,7

0m=-0,5

решений нет