Mathematics, 22.01.2021 01:10 jacobbecker99
When solving this system of equations using linear combination, what should you do first?
-x+y=-1
2x+y=19
Multiply the first equation by 2
Add the two equations together
solve the first equation for y
multiply the first equation by 1
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When solving this system of equations using linear combination, what should you do first?
-x+y=-1
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