Pre-Algebra Quiz
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EXPRESSIONS, EQUATIONS & INEQUALITIES
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Sarah is solving the system x+2y=8x + 2y = 8 and 3x−y=13x - y = 1 using substitution. She solves the first equation for xx and gets x=8−2yx = 8 - 2y. When she substitutes this into the second equation, what equation does she get?
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