SOLUTION: I need help in solving this equation -7x+4x=9

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Question 68755This question is from textbook Algebra 1
: I need help in solving this equation -7x+4x=9 This question is from textbook Algebra 1

Answer by jim_thompson5910(35256) About Me  (Show Source):
You can put this solution on YOUR website!
First add the like terms -7x and 4x
-7x%2B4x=9 Since -7+4=-3, -7x-4x=-3x
-3x=9Divide both sides by -3
cross%28-3%2F-3%29x=9%2F-3 (9/-3=-3)
x=-3