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If ABC is reflected across the y-axis, what are the coordinates of A’?

If ABC is reflected across the y-axis, what are the coordinates of A’?-example-1
User Mms
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A lies on (1,3) a reflection across the y-axis is (x,y) to (-x,y). The x turns the opposite and y stays the same so...

(-1,3)
User David Gomez
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-1,3 is the answer hope it helped
User Miwi
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