Solve the equation.
+ 
= 
A. 5
B. -11
C. -2
D. -4
Answer: D
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Anne is standing on the corner tossing a coin. She decides she will toss it 12 times, each time walking 1 block north if it lands heads up and 1 block south if it lands tails up. Find the probability that she will end up in the indicated location.at least 10 blocks from her corner
A. 0.0032 B. 0.0029 C. 0.0059 D. 0.0063
Write the solution set in interval notation.x ? 
A. (
, ?)
B. [
, ?)
C. (-?, 
]
D. (-?, 
)
Solve the problem.Assume that the price per unit d of a certain item to the consumer is given by the equation 
where x is the number of units in demand. The price per unit from the supplier is given by the equation 
where x is the number of units supplied. Find the equilibrium price and the equilibrium quantity.
A. equilibrium price: $35 per unit; equilibrium quantity: 50 units B. equilibrium price: $50 per unit; equilibrium quantity: 30 units C. equilibrium price: $20 per unit; equilibrium quantity: 50 units D. equilibrium price: $30 per unit; equilibrium quantity: 50 units
Find the greatest common factor of the following.12 and 16
A. 2 B. 4 C. 1 D. 12