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Use substitution to solve
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Use substitution to solve

Use substitution to solve-example-1
User Thomas LAURENT
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1 Answer

3 votes

Answer:

x=4, y=5

Explanation:


x=2y-6\\ x-2y=-6\\\\y=3x-7\\y-3x=-7\\\\\\\\-3x+y=-7\\-3(2y-6)+y=-7\\-6y+18+y=-7\\-5y+18=-7\\-5y=-25\\y=5\\\\\\x=2y-6\\x=2(5)-6\\x=4

User Patrick Arnesen
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