Solve the equation.
+ 4 = 
A. 
B. 
C. 
D. 
Answer: A
Mathematics
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Decide whether the following is an expression or an equation. If it is an expression, simplify it. If it is an equation, solve it.
= -1
A. Equation; 48
B. Expression; - 
C. Expression; 
D. Equation; -48
Mathematics
Determine if the function f defined by the set of ordered pairs has an inverse. If so, find the inverse.{(1, -3), (2, -3), (3, 4), (4, -4)}
A. {(1, -4), (1, 4), (3, 2)} B. {(-3, 1), (2, 4), (3, -4)} C. {(-3, 1), (-4, 4), (3, 2)} D. No inverse
Mathematics
Use the partial sum formula to find the partial sum of the given arithmetic sequence.Find the sum of the first 47 terms of the arithmetic sequence {5n + 4}.
A. 5828 B. 5710.5 C. 6110 D. 5945.5
Mathematics
Graph.9(x + 1)2 + 16(y - 1)2 = 144
A. 
B. 
C. 
D. 
Mathematics