Solve the equation. First simplify the expression by combining like terms.(y - 5) - (y + 6) = 7y

A. - 
B. - 
C. - 
D. - 


Answer: C

Mathematics

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Test the equation for symmetry with respect to the given axis, line, or pole.r = 2 - 2 sin ?; polar axis

A. Symmetric with respect to the polar axis B. May or may not be symmetric with respect to the polar axis

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Provide an appropriate response.Find all the points having an x-coordinate of 9 whose distance from the point (3, -2) is 10.

A. (9, 6), (9, -10) B. (9, 2), (9, -4) C. (9, 13), (9, -7) D. (9, -12), (9, 8)

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Perform the indicated operation. Assume that all variables represent nonnegative real numbers. -  +  

A. 11x
B. 129
C. 129x
D. 11

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Convert as indicated. If necessary, round to two decimal places.55 pounds to kilograms

A. 24.75 kg B. 58.3 kg C. 121 kg D. 139.7 kg

Mathematics