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Question

Remove grouping symbols and combine like terms:

5[5a - a(3x+5)+ x(a+2x)] - 10x^2

Submitted: 270 days and 19 hours ago.
Category: Math
Value: $9
Status: CLOSED
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Optional Information

Level/Year: Community College
Subject: Algebra

Accepted Answer

Hi,

= 5[5a - a(3x+5)+ x(a+2x)] - 10x^2

= 5[5a - 3ax - 5a + ax + 2x^2] - 10x^2

= 5[-2ax + 2x^2] - 10x^2

= -10ax + 10x^2 - 10x^2

= -10ax

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Expert: abozer
Pos. Feedback: 99.8 %
Accepts: 3249
Answered: 6/21/2009

Math Answer Team

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