Use the variable x for the unknown. Write an equation representing the verbal sentence and solve the problem.When 
of a number is added to 20, the result is 27.
A. 
x + 27; 32
B. 
x - 20 = 27; 188
C. 
+ x = 27; 27
D. 
x + 20 = 27; 28
Answer: D
Mathematics
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+ 5y + 
y - 13 + 
y
A. 
y - 
B. 
+ 6
C. 
y - 6
D. 7y
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The graph and equation of a polynomial f(x) are given. Determine the number of real zeros and the number of imaginary zeros.f(x) = 3x5 + 10x3 + 15x + 19
A. One real zero; two imaginary zeros B. One real zero; four imaginary zeros C. Two real zeros; three imaginary zeros D. Two real zeros; no imaginary zeros
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Find the midpoint of the segment with the given endpoints.(9, 2) and (2, 0)
A. 
B. 
C. 
D. 
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Find the sum or difference.
+ 
A. 
B. - 
C. 
D. 
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