Solve the equation using the Addition Property of Equality. Be sure to check your solution.-  = -  + x

A.
B.
C.
D.


Answer: A

Mathematics

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Solve the problem.Consider the rational inequality  < 0. Without doing any work, give the solution set. (Hint: determine the sign of the numerator and denominator.)

A. ? B. (-?, ?) C. (5, 6) D. (5, ?)

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Solve.The equation D = n(n - 3) gives the number of diagonals D for a polygon with n sides.Find the number of sides n for a polygon that has 20 diagonals.

A. 3 sides B. 9 sides C. 5 sides D. 8 sides

Mathematics

Solve the system by graphing.

A. Dependent B. Inconsistent C. (1, 1) D. (1, 5)

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Solve.If y varies directly as the cube of x, and y = 8 when x = 20, find y when x = 15.

A.
B. 6
C.
D.

Mathematics