Wednesday

January 28, 2015

January 28, 2015

Posted by **ben** on Tuesday, June 18, 2013 at 2:50am.

4x + 7y = 2

- maths simultaneous equations -
**Steve**, Tuesday, June 18, 2013 at 4:15ammultiply the equations to get

12x+20y = 4

12x+21y = 6

subtract to get rid of the x's

y = 2

now get x: -3

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