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Mathematics 18 Online
OpenStudy (anonymous):

9 What is the solution of the system of equations 2x − 5y = 11 and −2x + 3y = −9? (1) (−3,−1) (3) (3,−1) (2) (−1,3) (4) (3,1)

OpenStudy (anonymous):

what did you get?

OpenStudy (anonymous):

In the diagram below, AB, BC, and AC are tangents to circle 0 at points F, E, and D, respectively, AF = 6, CD = 5, and BE = 4. What is the perimeter of triangle ABC? (1) 15 @) 30 (2) 25 (4) 6

OpenStudy (anonymous):

Quadrilateral MNOP is a trapezoid with MN II OP. IfM'N'0'P' is the image ofMNOP after a reflection over the x-axis, which two sides of quadrilateral M'N'O'P' are parallel? @ M'N' and O'P' (3) P'M' and O'P' (2) M'N' andN'O' (4) P'M' andN'O'

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