Solve the system of linear equations. If the system has infinitely many solutions, describe the solution with an ordered triple in terms of variable z.x + y + z=92x - 3y + 4z=7x - 4y + 3z=-2

A.
B.
C.
D.


Answer: A

Mathematics

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Divide.(-76 ) ÷ (-4)

A.
B. 19
C. 9
D. -19

Mathematics

Provide an appropriate response.Does it appear that a linear model or an exponential model is the better fit for the data given in the table below? Explain your choice. 

What will be an ideal response?

Mathematics

Answer the question or give an explanation.List and explain at least six parts of a check. Draw a sketch showing where the parts appear.

What will be an ideal response?

Mathematics

Multiply mentally.8 × 70 × 10

A. 6300 B. 4900 C. 5600 D. 780

Mathematics