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How to solve 3x+y=11 and 6x+3y=24 by elimination

Algebra
Tutor: None Selected Time limit: 0 Hours

3x+y=11

6x+3y=24

Nov 13th, 2014

3x+y=11

6x+3y=24

multiply by 2 in eq1

6x+2y=22

Now Eq1-Eq2

-y=2

y=-2

now put y=-2 in eq 2

6x-4=22

6x=26

x=26/6

x=13/3


Nov 13th, 2014

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Nov 13th, 2014
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Nov 13th, 2014
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