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= 7x - y + 2z=72x + 3z=14

A.
B.
C.
D.


Answer: B

Mathematics

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Graph the curve.r = 3 - cos ? (limacon)

A.

B.

C.

D.

Mathematics

Determine whether the given function is linear or nonlinear.

A. nonlinear B. linear

Mathematics

Solve the formula for the specified variable.S = 2?rh + 2?r2 for h

A. h =  
B. h =  - 1
C. h = 2?(S - r)
D. h = hS - r

Mathematics

List the factors of the number.45

A. 1, 3, 5, 9, 15, 45 B. 1, 3, 5, 9, 15, 30, 45 C. 1, 2, 3, 5, 9, 15, 30, 45 D. 1, 3, 5, 15, 45

Mathematics