Question

1,6=0,8(6х-1)-3,2(х+2)+1 СРОЧННО!!!!!!!!!!!

Answer 1

$1,6=0,8(6x-1)-3,2(x+2)+1 \ 1,6=4,8x-0,8-3,2x-6,4+1 \ 1,6+0,8+6,4-1=4,8x-3,2x \ 7,8=1,6x \ x=4,875$