Simplify. Assume that all variables represent any real number.
A. -2x
B. 2x
C. 2
D. -2
Answer: C
Mathematics
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Graph the equation.49x2 - y2 - 784x - 18y + 654 = 0
A. 
B. 
C. 
D. 
Mathematics
Find the domain of the function.f(x) = 
A. 
B. 
C. 
D. 
Mathematics
Add.
A. 859 B. 959 C. 9590 D. 949
Mathematics
Solve the equation.0.11t- 2.1 = 0.09t- 1.38
A. t = -36 B. t = 108 C. t = 36 D. t = 72 E. t = 34
Mathematics