The teacher will be very surprised to see your correct solution 😉
223 y - --- 50 0.3193 = --------- 379 223 --- - --- 50 50
0.3193 = (y-(223/50))/((379/50)-(223/50))
0.3193 = y+223/50)/379/50-223/50)
y = -1.74878717948718 / (-25/78)
sum
5.45621600000000
=
5.45621600000000
product
5.45621600000000
=
5.45621600000000
5.45621600000000