SOLUTION: I'm a substitute teacher and I just want to see if i got these questions right before helping students. Find each sum. Write your answer in standard form. (3x^2-4)+(5x^2+8) I go

Question 711668: I'm a substitute teacher and I just want to see if i got these questions right before helping students.
Find each sum. Write your answer in standard form.
(3x^2-4)+(5x^2+8)
I got 8x^2+4
You dont distribute cause its adding i think i remember and you only add if they have same powers. Please help soon.
Found 2 solutions by lynnlo, stanbon:
Answer by lynnlo(4176) (Show Source): You can put this solution on YOUR website!
CORRECT
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
Find each sum. Write your answer in standard form.
(3x^2-4)+(5x^2+8)
I got 8x^2+4
-----
You are correct.
Cheers,
Stan H.
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