Mathematics, 06.03.2021 02:40 wolfking800

Choose the best choice that describes a possible first step in solving the system of equations. \large 2x-7y=-14 \large -2x+y=-10 a Substitute -10 for x in the first equation. b Solve for y in the second equation. c Substitute -14 for y in the second equation. d Solve for -2x+y in the second equation.

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