Solve using the elimination method. Use a graphing calculator to check your answer. 4x + 9y = -45-2x + 7y = -35
A. (-1, -4)
B. (0, -4)
C. (0, -5)
D. No solution
Answer: C
Mathematics
You might also like to view...
Use an Euler diagram to determine whether the argument is valid or invalid.All dogs are animals.
Therefore, some dogs are pets.
A. valid B. invalid
Mathematics
Evaluate each expression without using a calculator. Give the result in degrees.tan-1 
A. 240° B. 60° C. -120° D. -60°
Mathematics
Write the terminating decimal as 
in simplest form where a, b ? I and b ? 0.0.386
A. 
B. 
C. 
D. 
Mathematics
Solve the problem.A circle has a circumference of 32? m. Find the radius of the circle. (C = 2?r = ?d)
A. 16 m B. 32 m C. 5 m D. 8 m
Mathematics