Determine if the given number is a solution to the given equation. Answer yes or no.Is 3 a solution to 81 ÷ x = 28?
A. yes
B. no
Answer: B
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Use logistic regression to find a logistic model for the following data. x 5 10 15 20 25 y 23.77 65.13 96.24 155.61 180.92?
A. ?
B. 
C. 
D. 
Use the distributive property to rewrite the algebraic expression without parentheses. Then simplify the result, if possible.- (-2v - 8r)
A. 2v + 8r B. -2v + 8r C. 2v - 8r D. -2v - 8r
Find the reciprocal.
A. 
B. 0
C. 1
D. 5
Solve the problem using matrices.A ceramics workshop makes wreaths, trees, and sleighs for sale at Christmas. A wreath takes 3 hours to prepare, 2 hours to paint, and 9 hours to fire. A tree takes 16 hours to prepare, 3 hours to paint, and 4 hours to fire. A sleigh takes 4 hours to prepare, 14 hours to paint, and 7 hours to fire. If the workshop has 109 hours for prep time, 57 hours for painting, and 97 hours for firing, how many of each can be made?
A. 7 wreaths; 5 trees; 2 sleighs B. 2 wreaths; 7 trees; 5 sleighs C. 8 wreaths; 6 trees; 3 sleighs D. 5 wreaths; 2 trees; 7 sleighs