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Item 12 Solve the system of linear equations by substitution. y−x=0 2x−5y=9
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12 votes
Item 12

Solve the system of linear equations by substitution.


y−x=0

2x−5y=9

User Rohit Parte
by
7.7k points

2 Answers

4 votes
If I’m correct you multiply add 5y to the -5y which gives you 2x=14 since you have to add the 5y to the 9, then you proceed to divide 2x with 14 which gives you 7 so the system of the equation is 7
User Abulbul
by
7.2k points
1 vote
The answer should be 0.9
User Ikwillem
by
8.4k points
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