A variable needs to be eliminated to solve the system of equations below. Choose the correct first step.
9, x, minus, 2, y, equals, minus, 75
9x−2y=
−75
2, x, minus, 2, y, equals, minus, 12
2x−2y=
−12
Answer
Multiple Choice Answers
A, d, d, to eliminate , x, .Add to eliminate x.
A, d, d, to eliminate , y, .Add to eliminate y.
S, u, b, t, r, a, c, t, to eliminate , y, .Subtract to eliminate y.
S, u, b, t, r, a, c, t, to eliminate , x, .Subtract to eliminate x.