Question

2-3x/11+2x=7/2
4x/5=7/8​

Answer 1

Ответ:

х(2-3/11)=-2 +3 1/2; 1 8/11•х=1 1/2; 19/11•х=3/2:

х=3/2:19/11; х=3/2•11/19; х= 33/38

2) 4/5•х=7/8; х=7/8:4/5: х=7/8•5/4; х=35/16: х=2 3/16