Classify the following as either a pair of equivalent equations or a pair of equivalent expressions.6x - 8 = 7, 6x = 15
A. Equivalent equations
B. Equivalent expressions
Answer: A
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Provide an appropriate response.The prices (in dollars per case) for 3 types of frozen pizzas are represented by the price vector: 
A grocery store orders cases of these pizzas in the quantities given by the column vector: 
Use the matrix operations on a graphing calculator to find the total cost (in dollars) of the purchase.
What will be an ideal response?
Combine like terms.5.9x - 1.1y - 3.4x + 7y + 2.9x
A. 5.4x + 8.1y B. 12.2x + 5.9y C. 5.4x + 5.9y D. 5.4x - 1.1y + 7
The graph of a function is given. Decide whether it is even, odd, or neither.
A. even B. odd C. neither
Simplify the expression. Assume all variables represent nonzero real numbers.(x8y9)4
A. x32y36 B. x12y13 C. x8y36 D. x4096y6561