Use Gaussian elimination to find the complete solution to the system of equations, or state that none exists. x + y + z = 92x - 3y + 4z = 7
A. {(
z + 
, - 
z + 
, z)}
B. {(- 
z + 
, 
z + 
, z)}
C. {(
, 
, 1)}
D. ?
Answer: B
Mathematics
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Use the distributive property to multiply. Then, if possible, simplify the resulting expression.4(a + b)
A. 4ab B. 8ab C. 4a + 4b D. 4a + b
Mathematics
Simplify. Write your answer with positive exponents only.
A. 
B. 
C. 
D. 
Mathematics
For the equation, create a table, -3 ? x ? 3, and list points on the graph.2x + 3y = 6
A. 
(-3, 8), (-2, 7.33), (-1, 6.67), (0, 6), (1, 5.33), (2, 4.67), (3, 4)
B. 
(-3, 0), (-2, 0.67), (-1, 1.33), (0, 2), (1, 2.67), (2, 3.33), (3, 4)
C. 
(-3, 8), (-2, 6), (-1, 4), (0, 2), (1, 0), (2, -2), (3, -4)
D. 
(-3, 4), (-2, 3.33), (-1, 2.67), (0, 2), (1, 1.33), (2, 0.67), (3, 0)
Mathematics
Find the determinant.
A. 13 B. 41 C. -3 D. -13
Mathematics