Posted by lila on Tuesday, December 21, 2010 at 9:22pm.
I have no idea how to solve this problem. Can someone help me???
3x+3y=6(this is a negative 6)
7x+4y= 1

8th grade math  Bosnian, Tuesday, December 21, 2010 at 10:30pm
3x+3y=6
3y=63x Divide with 3
y=2x
7x+4y=1
7x+4*(2x)=1
7x84x=1
3x8=1
3x=1+8
3x=9 Divide with 3
x=9/3
x=3
y=2x
y=23
y=5
x=3 y=5
Cheking of results:
3x+3y=3*3+3*(5)=915=6
7x+4y=7*3+4*(5)=2120=1

8th grade math  ciara, Sunday, May 17, 2015 at 5:39pm
which is a table of value for y=x12
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