Add or subtract as indicated. Write the answer in simplest form.
+ 
+ 
A. 2
B. 3
C. 
D. 
Answer: B
Mathematics
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Change to a mixed number.
A. 8
B. 7
C. 7
D. 6
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Convert to rectangular coordinates.
A. (-3, 0) B. (0, -3) C. (3, 0) D. (0, 3)
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Solve the equation. Give the solution to three decimal places.5-x - 1 = 23
A. {2.526} B. {-5.600} C. {0.948} D. {-2.948}
Mathematics
Solve the problem.A solution contains 5% salt. How much water should be added to 28 ounces of this solution to make a 1.4% solution?
A. 82 oz B. 70 oz C. 74 oz D. 72 oz
Mathematics