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Mathematics 18 Online
OpenStudy (anonymous):

Which of the following is the best thing to do as a first step in using substitution to solve the system of equations? 3x+y=-3 2x-3y=-13 A. Solve the top equation for x. B. Solve the top equation for y. C. Solve the bottom equation for x. D. Solve the bottom equation for y

OpenStudy (anonymous):

B Solve the top equation for y.

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