Express using positive exponents. Then, if possible, simplify.
-4
A. 
B. 
C. - 
D. - 
Answer: A
Mathematics
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Multiply. Simplify your answer if possible.
(9y + 12x - 6z)
A. 3y + 4x + 2z B. 3y + 4x - 2z C. 3y - 4x - 2z D. 3y + 12x - 6z
Mathematics
Solve and graph the solution set on a number line.|x - 2| - 1 ? 2
A. (-?, -1) ? (5, ?)
B. (-?, -1] ? [5, ?)
C. ?
D. [-1, 5]
Mathematics
Perform the indicated operations and simplify the result. Leave the answer in factored form.
A. 1
B. 
C. 
D. 
Mathematics
Simplify the expression.
?
?
A. 
B. 
C. 
D. 
E. 
Mathematics