Posted by Sarah on Monday, November 12, 2012 at 5:13pm.
3x + 7= -x - 1
4x = -1 -7
4x = -8
x = -2
____________________________
-3x=x-(6-2x)
-3x = x - 6 + 2x
-6x = -6
x = 1
____________________
You try the other two problems. I'll be glad to check your answers.
2x+3=-2x+5
I think the answer is 8
______________________________
1-2x-5=4x+2
2x=8?
X=4?
I doubt I got this right
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