SOLUTION: 15. 17+2n=21+2n 19. 18-3.8x=7.36-1.9x

Algebra ->  Expressions-with-variables -> SOLUTION: 15. 17+2n=21+2n 19. 18-3.8x=7.36-1.9x      Log On


   

Question 51836This question is from textbook algebra 1
: 15. 17+2n=21+2n 19. 18-3.8x=7.36-1.9x This question is from textbook algebra 1

Answer by checkley71(8403) About Me  (Show Source):
You can put this solution on YOUR website!
17+2N=21+2N OR 17-21=2N-2N OR -4=0 NO SOLUTIONS
18-3.8X=7.36-1.9X OR 18-7.36=3.8X-1.9X OR 10.64=1.9X OR X=10.64/1.9 OR X=5.6
PROOF 18-3.8*5.6=7.36-1.9*5.6 OR 18-21.28=7.36-10.64 OR -3.28=-3.28