1. -2x + 5 + 10x - 9 
     
  2. 3(x + 7) + 2(-x + 4) + 5x
asked Dec 9, 2016 in Algebra 1 Answers by Mathical Level 10 User (57,460 points)

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1 Answer

Combine like terms:

A. 8x-4

B. 3x+21-2x+8+5x is 6x+29 (we had to expand the brackets first)
answered Dec 9, 2016 by Rod Top Rated User (486,860 points)
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