P subscript 1 V subscript 1 equals P subscript 2 V subscript 2.
B
StartFraction V subscript 1 over T subscript 1 EndFraction equals StartFraction V subscript 2 over T subscript 2 EndFraction.
C
StartFraction P subscript 1 V subscript 1 over T subscript 1 EndFraction equals StartFraction P subscript 2 V subscript 2 over T subscript 2 EndFraction.
D
P subscript 1 V subscript 1 T subscript 1 equals P subscript 2 V subscript 2 T subscript 2.