Solve the equation. Express irrational answers in exact form and as a decimal rounded to 3 decimal places.
x = 71 - x
A. 
? 1.553
B. ln 
- ln 7 ? -2.639
C. 
? 0.644
D. 
? 0.792
Answer: A
Mathematics
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Solve the problem.A company makes three chocolate candies: cherry, almond, and raisin. Matrix A gives the amount of ingredients in one batch. Matrix B gives the costs of ingredients from suppliers X and Y. What is the cost of 100 batches from supplier Y? 
A = 
B = 
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A. $3300
B. $6600
C. $7800
D. $4800
Mathematics
Divide.15.58 ÷ 8.2
A. 19 B. 1.9 C. 0.19 D. 2.9
Mathematics
Simplify. Assume all variables represent nonnegative values.
A. 
B. 
C. 
D. 
Mathematics
Solve using the elimination method. Use a graphing calculator to check your answer. x - 4y = -22 6x - 5y = 1
A. (5, 8) B. (-6, 8) C. (6, 7) D. No solution
Mathematics