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What is the first step to solve the following system of equations using substitution? X-y=-1 2x-y=3

What is the first step to solve the following system of equations using substitution? X-y=-1 2x-y=3
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2 votes
What is the first step to solve the following system of equations using substitution?

X-y=-1
2x-y=3

asked
User SuperJMN
by
8.5k points

2 Answers

3 votes
solve for y in the first equation
answered
User Dwrbudr
by
8.9k points
3 votes

Answer: Add to both sides

Explanation:

answered
User Ekim Boran
by
8.1k points
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