Mathematics, 15.12.2021 03:20 rubencharomarti

2. What is the first step to solve the following system of equations using substitution? 2- y = 12
2x - y = 12
Add the two equations together.
Solve the first equation for x.
Multiply the first equation by 2.
Divide the second equation by 2.

Answers: 3

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2. What is the first step to solve the following system of equations using substitution? 2- y = 12...