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Find the sum and express it in the simplest form. (-5x^3 + 6x - 4) + (-2x^3 + x)

Find the sum and express it in the simplest form. (-5x^3 + 6x - 4) + (-2x^3 + x)
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1 vote
Find the sum and express it in the simplest form.
(-5x^3 + 6x - 4) + (-2x^3 + x)

User Khalid Dabjan
by
7.7k points

2 Answers

1 vote
( -5x^3 + 6x - 4) + ( -2x^3 + x)
You add -5x^3 and -2^3
-7x ^3 +6x + x -4
Add 6x and x
-7x^3 + 7x - 4
User Tim Hardy
by
8.3k points
4 votes
-5x^3 + 6x - 4 - 2x^3 + x
combine like terms
-7x^3 + 7x - 4
User Ineztia
by
8.2k points
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