no 1 sama 2...............

1. a) k=c+273
= 0+273
=273
b) c=k-273
=0-273
=-273
c) k=c+273
= 273+273
=546
d) c=k-273
=273-273
=0

2. a) k=c+273
=27+273
=300
b) k=c+273
=560+273
=833
c) k=c+273
=-184+273
=89
d) k=c+273
=-300+273
=-27