Simplify by removing grouping symbols and combining like terms.2[6(2x - y ) - 6(x + 6y)]

A. 12x + 60y
B. 18x - 48y
C. 12x + 10y
D. 12x - 84y


Answer: D

Mathematics

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Solve the system.y2 = -3x y2 = x + 8

A. (-0.8, ±)
B. (-1, ±)
C. (1, ±)
D. (0.8, ±)

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Add or subtract. Simplify the answer.  + 

A.
B.
C.
D.

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Solve the equation. If it is an identity or an impossible equation, so indicate.8 ( y - 7 ) - y = 7 ( y - 8 )  

A. impossible equation B. identity equation C. equation has one solution

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Graph the polar equation.r =  

A.

B.

C.

D.

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