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OpenStudy (anonymous):
Solve: 2x^2 -4(x^2+2x-3)=5x-2(x^2-x-2)-7
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OpenStudy (tkhunny):
Have you considered the Distributive Property followed by various simplifications?
OpenStudy (anonymous):
Well I just went through the problem and got x=1. Is that the right answer?
OpenStudy (tkhunny):
Not a clue. Work it out for me and we'll see if you wander off.
OpenStudy (anonymous):
|dw:1376279776231:dw|
OpenStudy (tkhunny):
Excellent demonstration! First line is no good. You have -4x where you should have -4x^2 This is a little puzzling, because it doesn't seem to have bothered you. The second line looks fine. Why? Looks pretty good, otherwise.
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