Friday
July 25, 2014

Homework Help: math

Posted by Anonymous on Sunday, April 25, 2010 at 5:03pm.

is each ordered pair a solution of the given system? write yes or no.
1. y=6x+12
2x-y=4

(-4, -12)

2. Y= -3x
x=4y+1/2

(-1/2,3/2)

3.x+2y=2
2x+5y=2

(6,-2)

4. Solve the system by graphing. Check your solution.
x + y=3
x - y=-1

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