Solve the system for all real solutions, using any suitable method.
?
?
A. 
B. 
C. 
D. 
E. inconsistent
Answer: B
Mathematics
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Solve the system by graphing. If there is no solution or an infinite number of solutions, so state. Use set notation to express the solution set.
A. {(-1, -4)} B. {(-3, -4)} C. {(-3, 4)} D. {(3, 4)}
Mathematics
Evaluate the expression without using a calculator.  figure 1.png)
What will be an ideal response?
Mathematics
Multiply.(386)(808)
A. 311,888 B. 311,989 C. 311,878 D. 311,587
Mathematics
The approximate percent 
of average income used to pay federal, state, and local taxes is given by 
, where 
is the number of years after 1950.
Approximate the tax load for year 2009. Round your answer to one decimal place. ? A. 51.5% B. 39.6% C. 40.5% D. 52.1% E. 20.9%
Mathematics