Rewrite the expression with positive exponents and simplify.
?
A. ?
B. 
C. 
D. 
E. 
Answer: A
Mathematics
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Evaluate the algebraic expression under the given conditions.3(8x + 3y) for x = 3, y = -5
A. 27 B. -21 C. 99 D. -93
Mathematics
Use Gaussian elimination to solve the linear system by finding an equivalent system in triangular form.
A. no solution B. (1, 3, 5) C. (1, 5, 3) D. (3, 5, 1)
Mathematics
Provide an appropriate response.Solve the following equation (round to nearest hundredth): 
= 4.59
Fill in the blank(s) with the appropriate word(s).
Mathematics
Give the negation of the statement, “The moon is bright.”
(a) If the moon is out, then it is bright. (b) The moon is out. (c) It is bright, so the moon is out. (d) The moon is not bright.
Mathematics