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Simplify:(4x2 - 2x) - (-5x2 - 8x).​
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4 votes
Simplify:(4x2 - 2x) - (-5x2 - 8x).​

User Adneal
by
4.0k points

2 Answers

7 votes

Answer:9x^2+6x

Explanation:

(4x^2-2x)-(-5x^2-8x)

Remove brackets

4x^2-2x+5x^2+8x

Collect like terms

4x^2+5x^2-2x+8x

9x^2+6x

User Buddy Bob
by
3.4k points
4 votes

Answer:

= 3x(3x + 2)

Explanation:

(4x^2 - 2x) - (-5x^2 - 8x)

= 4x^2 - 2x + 5x^2 + 8x

= 4x^2 + 5x^2 - 2x + 8x

= 9x^2 + 6x

= 3x(3x + 2)

User Jkira
by
3.5k points
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