Solve the system by the elimination method. x - 3y = -19x - 4y = -55
A. {(7, -1)}
B. {(-7, -2)}
C. ?
D. {(-8, -1)}
Answer: B
Mathematics
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Factor, if possible.6x2 - 18xy - 24y2
A. 6(x + y)(x - 4y) B. (6x - 6y)(x + 4y) C. 6(x - y)(x + 4y) D. Prime polynomial
Mathematics
For the pair of functions, find the indicated sum, difference, product, or quotient.Find 
(-4) when f(x) = 2x - 2 and g(x) = 2x2 + 14x + 4.
A. - 
B. - 
C. 
D. 
Mathematics
Add.71 + (-22)
A. -49 B. -93 C. 49 D. 93
Mathematics
Simplify.-9(3 - 4) - 24
A. -1 B. 25 C. 16 D. -7
Mathematics