Convert the percent to a fraction.47.5%
A. 
B. 
C. 
D. 
Answer: A
Mathematics
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Multiply and simplify.x-9 ? x3 ? x-8
A. 
B. x14
C. 
D. x20
Mathematics
First, write the value(s) that make the denominator(s) zero. Then solve the equation.
+ 8 = 
A. x ? 0, 3; 
B. x ? 0; 
C. No restrictions; 
D. x ? 0; 
Mathematics
Simplify the expression.(
+ 1)(
- 1)
A. 2 + 2
B. 2
C. 4
D. 2 - 2
Mathematics
Simplify. The exponents in the answer should be positive integers.(7x-3y3)(7-1x7y-8)
A. - 
B. 
C. 
D. 
Mathematics