Solve the system by the elimination method. x + 2y = -4 8x + 1y = 58
A. {(8, -6)}
B. {(-8, -5)}
C. {(7, -5)}
D. ?
Answer: A
Mathematics
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Use the table to determine if f is one-to-one. If so, use the table for f(x) to find a table for f-1(x).
A. 
B. 
C. Not a one-to-one function
D. 
Mathematics
Find the equation in slope-intercept form of the line satisfying the conditions.Slope - 
; b = 3
A. y = 
x + 3
B. y = - 
x - 3
C. y = 
x - 3
D. y = - 
x + 3
Mathematics
Solve the problem.Ryanne's imported car has a gas tank that holds 39 liters of gas. She filled her tank at the beginning of a trip and used 4 gallons during the trip. How many liters of gas remained in her tank at the end of the trip? Round your answer to the nearest hundredth if necessary.
A. 37.94 L B. 15.16 L C. 186.81 L D. 23.84 L
Mathematics
Locate the fraction on the number line.
A.
B.
C.
D.
Mathematics