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OpenStudy (anonymous):
In solving the following system of equations by the substitution method, select the one step which could occur. 38 4x + 3y = 15 x + y = A 4 x + 3y = x + y B 4x + 3(15 − x) = 38 C 4x + 3(15 − x) = 15 D 4x + (3 x −15) = 38
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OpenStudy (anonymous):
B 4x + 3(15 − x) = 38
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