Simplify by combining like terms. Write the final answer with descending powers.-7x + 5 + 5x
A. -2x
B. -2x + 5
C. -2x - 5
D. -10x
Answer: B
Mathematics
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Express the vector as a product of its length and direction.1i + 2j + 2k
A. 3(1i + 2j + 2k)
B. 3(i + j + k)
C. 3
D. 3
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In a certain state, the sales tax T on the amount of taxable goods is 5% of the value of the goods purchased (x), where both T and x are measured in dollars. Express T as a function of x.
What will be an ideal response?
Mathematics
Two linear functions, y1 and y2, are graphed with their point of intersection indicated. Give the solution set of 
A. {-1}
B. {1}
C. 
D. {-2}
Mathematics
Solve the inequality.x3 ? 64
A. (-?, -4] or [4, ?) B. (-?, 4] C. [-4, 4] D. [4, ?)
Mathematics