Solve the system by elimination.-5x - 6y = -12 2x - 2y = -4
A. ?
B. {(-1, 3)}
C. {(0, 2)}
D. {(0, 3)}
Answer: C
Mathematics
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Solve the equation.
b - 6 = -2
A. 74 B. 72 C. -72 D. -74
Mathematics
Perform the indicated operation. Assume that all variables represent nonnegative real numbers.
+ 5x
+ 3x
A. 2x2
+ 20x
B. 22x
C. 22
D. 84x
Mathematics
Use integration by parts to find the integral.
A. x ln 8x - x + C B. x ln 8x + x + C C. x ln 8x - 8x + C D. 8x ln x - x + C
Mathematics
Complete the trinomial so it is a perfect square.x2 - 
x + 
A. 
B. 
C. 
D. 
Mathematics