Simplify by adding or subtracting like terms.8x - x - 3x + x
A. x2 + 5x
B. -x2 + 5x
C. 7x
D. 5x
Answer: D
Mathematics
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Solve the problem.A company knows that the unit cost C and the unit revenue R from the production and sale of x units are related by 
Find the rate of change of unit revenue when the unit cost is changing by 
and the unit revenue is $2,000.
A. $729.75/unit B. $150.00/unit C. $660.00/unit D. $799.50/unit
Mathematics
Compute, rounding to the nearest tenth.6.16 ÷ 1.4
A. 5.4 B. 44.0 C. 4.4 D. 0.4
Mathematics
Add or subtract. Simplify the answer.
- 
A. 
B. 
C. 
D. 
Mathematics
Solve the formula for the specified variable.V = 
Bh for h
A. h = 
B. h = 
C. h = 
D. h = 
Mathematics