Question

X+3y=-5
4x-y=6
Solve using elimination

Answer 1

x+3y=-5

4x-y= 6

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-4(x+3y=-5)

4x-y=6

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-4x-12y=20

4x-y=6 the 4 y's will eliminate each other

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0 -13y=26

-13y=26

y=26/-13

y=-2