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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
Expert:
abozer
Pos. Feedback:
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Accepts:
3249
Answered:
6/21/2009
Math Answer Team
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