Question

5×(8х±3)-12=83 решить уровнения

Answer 1

40х+15-12=83
40х=83+12-15
40х=80
х=2

Answer 2

40х-15-12=83
40х=83+12+15
40х=110
х=2,75

Answer 3

5*(8х+3)-12=83
5*(8х+3)=83-12
5(8х+3)=71
8х+3=71/5
8х=14,2-3
х=11,2/8
х=1,4