Solve the system of equations numerically (table of values).y = - 
x - 
y = -3x - 19
A. (5, -4)
B. (-5, -6)
C. (-8, 5)
D. (-5, -4)
Answer: D
Mathematics
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Match the equation with the surface it defines.f(x, y) = 
A. 
B. 
C. 
D. 
Mathematics
Find percent notation.0.128
A. 12.8% B. 0.0128% C. 128% D. 0.128%
Mathematics
Solve the problem.The voltage E in an electrical circuit is given by E = 1.5 cos 20?t, where t is time measured in seconds. Find the period.
A. 
B. 
C. 10?
D. 10
Mathematics
Perform the indicated operation and write your answer with positive integer exponents.
A. m+n
B. 
C. 
D. mn
Mathematics