Solve the system of equations using substitution.
A. x = -5, y = 57; x = 0, y = 2
or (-5, 57), (0, 2)
B. x = 5, y = -3; x = 2, y = -6
or (5, -3), (2, -6)
C. x = -5, y = 57; x = -2, y = 18
or (-5, 57), (-2, 18)
D. x = 5, y = -3; x = 0, y = 2
or (5, -3), (0, 2)
Answer: C
You might also like to view...
Solve the problem.When an object falling from rest encounters air resistance proportional to the square of its velocity, the distance it falls (in meters) after t seconds is given by
where m is the mass of the object in kilograms, g = 9.8 m/s2 is the acceleration due to gravity, and k is a physical constant. A BASE jumper 
leaps from a tall cliff and performs a ten-second delay (she free falls for 10 s and then opens her chute). How far does she fall in 10 s? Assume 
-4.0px;" /> Round the answer to one decimal place if necessary.
A. 73.6 m
B. 367.9 m
C. 14.7 m
D. 330.6 m
Solve the problem.The shape of a patio is triangular with a height of 12 ft and base of 14 ft. What is the cost of outdoor carpeting to cover the patio if the carpeting costs $6.50 per ft2?
A. $546.00 B. $273.00 C. $84.00 D. $1092.00
Add. Simplify, if possible.
+ 
A. 
B. 1
C. 
D. 
Simplify.
? 
A. 
B. 
C. 
D. 