Mathematics, 16.09.2019 13:00 TheOneandOnly003
Sharon went to solve the following system and her steps are shown. x - y = 9 x + y = 15 step one: 2x = 26 add the systems step two: x = 13 solve for x step three: 13 + y = 15 y = 2 solve for y was she correct? justify your answer. if incorrect, describe the error.
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Sharon went to solve the following system and her steps are shown. x - y = 9 x + y = 15 step one: 2...
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