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January 30, 2015

January 30, 2015

Posted by **Anonymous** on Tuesday, October 19, 2010 at 11:36pm.

Solving by substitution

Solving by elimination

Which method do you think would be best to solve this system?

y=10x-8

y=1/2x+5

- MATH -
**PsyDAG**, Wednesday, October 20, 2010 at 12:35pmy = 10x - 8

Multiply both sides of second equation by 20.

20y = 10x + 100

Subtract first equation from second.

19y = 108

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