Write the sentence as a proportion.5.1 is to 7.1 as 15.3 is to 21.3
A. 
= 
B. 
= 
C. 
= 
D. 
= 
Answer: C
Mathematics
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Provide an appropriate response.In right triangle ABC with right angle C, find the indicated part. Round to nearest 0.1°. Find B if a = 9 in. and b = 7.2 in.
Fill in the blank(s) with the appropriate word(s).
Mathematics
Factor out the largest possible common factor.x(y + 2) + 9(y +2)
A. (y +2)(x + 9) B. 2y(x + 9) C. (xy + 2x) + (9y + 18) D. 9x(y +2)
Mathematics
Write each mixed number as an improper fraction.8
A. 
B. 
C. 
D. 
Mathematics
Simplify the radical.-
A. -|3x + 2| B. 3x + 2 C. |3x + 2| D. -3x - 2
Mathematics