Step-by-step explanation:
-3x=-6
X=2
2y=12
Y=6
6x(-3)=-18
An isolated system is a thermodynamic system that cannot exchange either energy or matter outside the boundaries of the system. An isolated system differs from a closed system by the transfer of energy. Closed systems are only closed to matter, energy can be exchanged across the system's boundaries.
Answer:
b
Step-by-step explanation:
constant down fall
6,609,707 rounded to the nearest ten thousand is 6,610,000. It's because 6,609,707 is closer to 6,610,000 than to 6,600,000.
147,779 rounded to the nearest ten thousand is 150,000. It's because 147,779 is closer to 150,000 than to 140,000.