Solve the system of equations. Determine whether the system is consistent or inconsistent. If the system is consistent, state whether the equations are dependent or independent.x + y = 4x - y = 8
A. (6, -2); consistent; independent
B. (-2, 6); consistent; independent
C. No solutions; inconsistent
D. {(x, y) 
}; consistent; dependent
Answer: A
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Use the graph to find the value. 
(fg)(3)
A. 7 B. -7 C. 6 D. -6
Find a formula for the inverse of the function described below.A size-6 dress in Country C is size 32 in Country D. A function that converts dress sizes in Country C to those in Country D is 
A. f-1(x) = x + 26
B. f-1(x) = 
C. f-1(x) = 
D. f-1(x) = x - 26
Find the term indicated in the expansion.(x + 2y)9; 7th term
A. 5376x3y6 B. 2688x6y3 C. 2688x3y7 D. 5376x6y3
Use the right triangle shown below and find the missing length. Give an exact answer and a decimal approximation rounded to two decimal places. 
a = 7, b = 3
A. c = -
? -7.62
B. c = 58
C. c = 
? 7.62
D. c = 63