Question

3,5х-3,01=4,2 помогите плизз

Answer 1

3,5х-3,01=4,2
3,5х=4,2+3,01
3,5х=7,21
х=7,21/3,5
х=2,06

Answer 2

3.5x=4.2+3.01;
3.5x=7.21;
x=2.06