Combine like terms whenever possible.-11x7 + 4x6 - 6x5 + 3x7 - 11x6
A. 90x
B. -8x7 - 7x6 - 6x5
C. 5x18
D. Not possible
Answer: B
Mathematics
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Factor out the common factor.
?
?
A. 
B. 
C. 3
D. 
E. x
Mathematics
Find the sum of the series.
A. 
B. 
C. 
D. 
Mathematics
Perform the operation.Multiply 455 by 82
A. 37,410 B. 37,320 C. 37,310 D. 37,300
Mathematics
We have encoded a message by assigning the numbers 1 - 26 to the letters a - z of the alphabet, respectively, and assigning 27 to a blank space. We have further encoded it by using an encoding matrix. Decode this message by finding the inverse of the encoding matrix and multiplying it times the coded message.The encoding matrix is A = 
and the encoded message is 45, -55, 9, -3, -33, 50, -39, 61, -13, 24.
Fill in the blank(s) with the appropriate word(s).
Mathematics