Solve the problem.If -14 is added to a number and the sum is doubled, the result is 12 less than the number. Find the number.
A. 40
B. 16
C. -40
D. 26
Answer: B
Mathematics
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Find the area or volume.Find the area of the region in the first quadrant between the curve y = e-6x and the x-axis.
A. 1
B. 
e
C. 
D. 6
Mathematics
Solve.Kevin read 
of a book on Monday. He read 
of the book on Wednesday. What fractional part of the book has Kevin read so far this week?
A. 
of the book was read
B. 
of the book was read
C. 
of the book was read
D. 
of the book was read
Mathematics
Solve the problem.How many gallons of a 30% alcohol solution must be mixed with 60 gallons of a 14% solution to obtain a solution that is 20% alcohol?
A. 36 gal B. 12 gal C. 27 gal D. 7 gal
Mathematics
Graph the equation.(y - 8)2 = 8(x - 1)
A. 
B. 
C. 
D. 
Mathematics