jamie7lopez12 jamie7lopez12

04-09-2020
Mathematics

contestada

solve the system or equations by substitution
y= 3
2x- y = 7

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cassandra4t cassandra4t

04-09-2020

Answer: -5
2x=7+3
-2x=10
X=-5

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ayeeitsmejeslyn ayeeitsmejeslyn

04-09-2020

Answer: x= 7/2+y/2

explanation: u have to move all the terms that don’t contain X to the right then solve

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