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January 27, 2015

January 27, 2015

Posted by **lc** on Sunday, March 10, 2013 at 8:51pm.

4x+5y=21

Y=3x-11

- math -
**Ms. Sue**, Sunday, March 10, 2013 at 8:58pm4x+5y=21

Y=3x-11

4x + 5(3x - 11) = 21

4x + 15x - 55 = 21

19x = 21 + 55

19x = 76

x = 4

y = (3 * 4) - 11

y = 1

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