Mathematics, 26.02.2021 23:00, AthenAt5607

A variable needs to be eliminated to solve the system of equations below. Choose the correct first step.
-9x + 10y = -126
-9x - 6y = 18
Add to eliminate y.
Subtract to eliminate y.
Subtract to eliminate x.
Add to eliminate x.

Answers: 3

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A variable needs to be eliminated to solve the system of equations below. Choose the correct first...