Solve the equation.1.3x + 3.3 = 0.8x - 0.35

A. {-8.03}
B. {-7.3}
C. {-7.4}
D. {0.137}

Answer: B

Mathematics

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Solve the problem.The Van der Waals equation provides an approximate model for the behavior of real gases. The equation is P(V, T) =  - , where P is pressure, V is volume, T is Kelvin temperature, and a,b , and R are constants. Find the partial derivative of the function with respect to each variable.

A. PV =  - ; PT = 
B. PV =  - ; PT = 
C. PV = ; PT =  - 
D. PV = -  + ; PT = 

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Mathematics

Divide. Be sure your answer is simplified.-  ÷ 

A. - 
B.
C.
D. - 

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Mathematics

Using either the Law of Sines or Cosines, find angle A if b = 96, c = 42, and B = 76ø.

a. 25.1ø b. 38.9ø c. 64.9ø d. 78.9ø e. 83.6ø

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Mathematics

State the dimensions of the matrix.

A. 15 B. 3 × 5 C. 5 × 3 D. 1, -1, -3, -2, -8, 1, 3

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Mathematics