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For the following system, if you isolated x in the second equation to use the substitution method, what expression would you substitute into the first equation?

Equation 1:2x + y = 8
Equation 2:-x-3y =-12
1. 3y + 12
2. -3y + 12
3. 3y - 12
4. -3y - 12​

User Moshbear
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2 Answers

6 votes

Answer:

-3y+12

Explanation:

User Pichirichi
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4 votes
You would substitute 2. -3y + 12 into the first equation
User Ilker Mutlu
by
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