Mathematics, 27.06.2020 23:01, eminim01

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...