Question
$9-12=$ Elimination Method Use the elimination method to find all solutions of the system of equations.$2 x+5 y=15$$4 x+y=21$
Step 1
We can do this by multiplying the first equation by 2. This gives us: \[4x + 10y = 30\] The second equation remains the same: \[4x + y = 21\] Show more…
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