SOLUTION: perform the indicated operations on the expression (5a^3+3a-2)-(4a^3+a^2+5) a. a^3+a^2+3 b. a^3-a^2+3a-7 c. 20a^3+3a^2-10 d. 3a^6-7 If you could please explain I would rea

Question 631478: perform the indicated operations on the expression
(5a^3+3a-2)-(4a^3+a^2+5)
a. a^3+a^2+3
b. a^3-a^2+3a-7
c. 20a^3+3a^2-10
d. 3a^6-7
If you could please explain I would really appreciate it
Found 2 solutions by jim_thompson5910, ewatrrr:
Answer by jim_thompson5910(35256) (Show Source): You can put this solution on YOUR website!
Start with the given expression.

Distribute

Group like terms

Combine like terms

So the answer is , which is choice B

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Answer by ewatrrr(24785) (Show Source): You can put this solution on YOUR website!

Hi,
5a^3+3a-2
-4(a^3+a^2+5)
5a^3 +3a -2
-4a^3 -a^2 -5) ||Combine Like terms
a^3 - a^2 + 3a - 7
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