Solve the system by the addition method.
A. {(-3, -8), (-8, -3)}
B. {(3, 8), (-3, 8), (3, -8), (-3, -8)}
C. {(3, 8), (8, 3), (-3, -8), (-8, -3)}
D. {(3, -8), (3, 8)}
Answer: B
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(4x - 4)
A.
B. - 3
C. 9
D. -
One mole of gas expands isothermally to double its volume. If the gas temperature is 400K, what energy (in joules) is absorbed? ? Please enter your answer as a number without the units, rounded to the nearest integer.
Fill in the blank(s) with the appropriate word(s).
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A. {x}
B. {x}
C. {x}
D. {x or x ? 4}