Identify the property of real numbers demonstrated in the statement.(7y + 4) + (-4) = 7y + (4 + (-4))
A. Commutative property of multiplication
B. Commutative property of addition
C. Associative property of addition
D. Associative property of multiplication
Answer: C
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Solve the problem.Find the area of the window. Round to the nearest tenth.
6 ft
A. 80.1 ft2 B. 122.5 ft2 C. 70.7 ft2 D. 179 ft2
Solve the problem.The number of arrests in Smallville during the year 2000 was 50. It is predicted that in each of the next 25 years the number of arrests will increase by 5%. Using this prediction, approximate how many arrests will be made in Smallville during the 26 years from 2000 to 2025.
A. 2847 B. 169 C. 2556 D. 178 E. 1365
Perform the indicated operation and simplify.
+ 
+ 
A. 
B. None of these
C. 
D. 
Consider the following statement:
Statement A: ? integers m and n, if 2m + n is odd then m and n are both odd. (a) Write a negation for Statement A. (b) Disprove Statement A. That is, show that Statement A is false.