Asked by rocki
What is the first step to solve the following system of equations using substitution?
3x + y = 15
5x - 3y = 11
Divide the second equation by 3.
Multiply the first equation by 3.
Solve the first equation for y.
Add the two equations together.
All Answers 1
Answered by
GPT-5 mini
AI
Solve the first equation for y.
From 3x + y = 15, get y = 15 − 3x, then substitute that into 5x − 3y = 11.
From 3x + y = 15, get y = 15 − 3x, then substitute that into 5x − 3y = 11.
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