Simplify.
A. 1
B. 0
C. 81
D. Undefined
Answer: B
Mathematics
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Provide an appropriate response.Make up a word problem that uses the comparison model of subtraction to illustrate 25 - 13.
What will be an ideal response?
Mathematics
Simplify the given expression using the definition for negative exponents. Assume that all variables represent nonzero numbers.
A. a16 B. a97 C. a2 D. 97
Mathematics
Evaluate the expression for the given values of the variables, if possible.
a = -24, b = -3
A. -8 B. -7 C. 8 D. -9
Mathematics
Translate the problem to an equation. Do not solve.- 
of a number plus 7 equals 4.
A. - 
(x + 7) = 4
B. - 
x = 7 + 4
C. - 
x + 7 = 4
Mathematics