Combine. Simplify the answer.
+ 
+ 
A. 
B. 1
C. 
D. 18
Answer: B
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Use the given property to complete the statement.Associative property of addition: (3 + m) + 4 = 
A. 4 + (3 + m) B. 3 + (m + 4) C. (m + 3) + 4 D. 3m + 4
Write an algebraic expression for the quantities being compared.The first angle of a triangle is triple the third angle. The second angle of a triangle is 20 degrees less than the third angle.
A. first angle = x - 20 second angle = 3x third angle = x B. first angle = 3x second angle = x - 20 third angle = x C. first angle = 3x + 20 second angle = x - 20 third angle = x D. first angle = x second angle = x - 20 third angle = 3x
Find the sum of the sequence. 
A. - 
B. 
C. 
D. - 
For the given demand function, find the value(s) of x for which total revenue is a maximum.x = D(x) = 300 - x
A. 150 B. 300 C. 120 D. 600