Mathematics, 17.07.2020 20:01, xxkeyxx51

Which first step for solving the given system using substitution results in an equation without fractions? [3x+y=9

15x-3y = 1

Solve for x in the first equation.

Solve for y in the first equation.

Solve for x in the second equation.

Solve for y in the second equation.

Answers: 2

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Which first step for solving the given system using substitution results in an equation without frac...