Perform the addition. Express your answer in simplest form.
+ 
A. 
B. 
C. 
D. 
Answer: A
Mathematics
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Provide an appropriate response.A restaurant owner needs to buy linoleum tile for the main dining room and the entrance hall. The measurements are below. How many square yards of tile should he buy?
What will be an ideal response?
Mathematics
Find the mean. Round to the nearest tenth unless otherwise stated.Average number of defects: 8.0, 8.2, 8.8, 7.5, 8.3, 8.0, 8.7, 8.8, 7.1, 8.0, 7.5, 7.7, 7.5, 8.2, 8.2, 6.9, 8.3, 8.7
A. 8.3 B. 7.6 C. 8.0 D. 8.5
Mathematics
Add like terms, if possible, and write the result in descending powers of the variable.10a7 - 6a7 + 11a5 + 7a7 - 9a5
A. 13a7 B. 13a12 C. 11a7 + 2a5 D. Cannot be simplified
Mathematics
Evaluate the expression.(-4)-2
A. 16
B. - 
C. -16
D. 
Mathematics