Solve the system by the substitution method. If there is no solution or an infinite number of solutions, so state. Use set notation to express the solution set.
A. {(0, 3)}
B. {(-1, 1)}
C. {(3, -3)}
D. {(3, 0)}
Answer: A
Mathematics
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What is the 16's complement of 4E6?
a. C1b b. B19 c. FE6 d. 2BB e. B1A
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Simplify the expression. If any variables exist, assume that they are positive.8
+ 8
A. 32
B. 48
C. 16
D. -48
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Find the domain of the function.f(x) = 
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Mathematics
For problem 5-9, solve the system of equations by substitution.
A. 
B. 
C. 
D. 
E. None of these
Mathematics