Jawabanmu

2014-02-10T19:19:12+07:00
T derajat C = 5/9(t derajat F - 32)
y = 5/9(2y - 32)
9y = 10y - 160
9y - 10y = -160
-y = -160
y = 160
jadi besar suhu 160 derajat celcius