Solve using the elimination method.5 x - y = 133x + y = 11
A. (3, 2)
B. (3, 3)
C. (2, 3)
D. No solution
Answer: A
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Solve the system of equations by Gaussian elimination. If there is an unlimited number of solutions, find two of them.x - z = 2y + z = 2x + z = 4
A. x = 3, y = 1, z = 1 B. x = 6, y = 2, z = 2 C. x = 1, y = 3, z = - 1 D. x = 2, y = 2, z = 0
Graph the exponential function.f(x) = 3x + 1
A. 
B. 
C. 
D. 
The drawing shown can be used to prove that the line segment joining the midpoints of two sides of a triangle is parallel to the third side.
Answer the following statement true (T) or false (F)
?Complete the following truth table and explain your answers.
p q 
T F
A.
? is true but is false, because "or" situations require that at least one proposition be true. is false, because both proposition must be true for the "and" situation to be true.
B.
? is false, because "or" situations require that all propositions be true. is true, because "and" situations require that at least one propositions be true.
C.
?is true, because "and" situations require that at least one proposition be true. is false, because "or" situations require that all propositions be true.
D.
?Both "and" and "or" situations require that all propositions be true. Therefore, both are false.
E.
?Both "and" and "or" situations require that at least one proposition be true. Therefore, both are true.