Solve using the elimination method. x - 7y = 22x - 7y = -3
A. No solution
B. (5, -2)
C. (-4, -5)
D. (-5, -1)
Answer: D
Mathematics
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Classify the number as one or more of the following: whole number, integer, rational number, irrational number, or real number.71
A. Whole number, integer, real number B. Whole number, integer C. Whole number, integer, rational number, real number D. Real number
Mathematics
Determine whether the given function is one-to-one. If it is one-to-one, find its inverse.f(x) = 3x - 12
A. f-1(x) = 
x - 4
B. f-1(x) = 
x + 3
C. f-1(x) = 3x + 12
D. f-1(x) = 
x + 4
Mathematics
Simplify the expression. Use positive exponents. Assume variables represent nonzero real numbers.
A. 
B. 
C. 
D. 
Mathematics
Decompose into partial fractions.
A. 
- 
B. 
- 
C. 
- 
D. 
+ 
Mathematics