y+2;973=0,72×5,09 y+2,973=3,6 y=3,664-2,973 y=0,691 2) 46,904-x=0,71×31,2 46,904-x=22,152 -x=22,152-46,904 X=24,652
y+2;973=0,72×5,09 y+2,973=3,6 y=3,664-2,973 y=0,691 2) 46,904-x=0,71×31,2 46,904-x=22,152 -x=22,152-46,904 X=24,652