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OpenStudy (anonymous):
HELP OPEN STUDY! I don't know what I am doing wrong. f(x) = -5x - 6 and g(x) = -2x + 6. Find - f(x) + g(x) I combine like terms and get -7 but my teacher said it was wrong. How?
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OpenStudy (mertsj):
- f(x)=5x+6 g(x)=-2x+6 When you add the two you get 3x+12
OpenStudy (anonymous):
How did you get that?
OpenStudy (mertsj):
Which part of my explanation do you not understand?
OpenStudy (anonymous):
Hey sorry I just saw you turned f into positive
OpenStudy (mertsj):
Well, you wrote - f(x) Was that right or not?
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OpenStudy (anonymous):
Yes
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