Write the phrase as a variable expression. Use x to represent "a number."The sum of 6, a number, and the product of 4 and the number
A. 6 + 4x
B. 6x + 4x
C. 6 + x + 4x
D. 4x(6 + x)
Answer: C
Mathematics
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Express the number as the ratio of two integers.0.444444 . . .
A. 
B. 
C. 
D. 
Mathematics
Solve and graph. Write the solution set in set-builder and interval notation.a - 9 < -12
A. {a
a > -3}; (-3, ?)
B. {a
a ? -3}; (-?, -3]
C. {a
a ? -3}; [-3, ?)
D. {a
a < -3}; (-?, -3)
Mathematics
Simplify.
A. 
B. -16,807
C. - 
D. 16,807
Mathematics
The official ratio of width to length for the U.S. flag is 10 to 19. If a flag is 25 inches wide, how long should it be? Round your answer to one decimal place.
A) 475.0 inches B) 2.5 inches C) 25.0 inches D) 250.0 inches E) 47.5 inches
Mathematics