SOLUTION: Find the value of x if 3x+5/2x+7=4

Algebra ->  Coordinate Systems and Linear Equations  -> Lessons -> SOLUTION: Find the value of x if 3x+5/2x+7=4      Log On


   

Question 635354: Find the value of x if 3x+5/2x+7=4
Answer by mananth(16946) About Me  (Show Source):
You can put this solution on YOUR website!
%28%283x%2B5%29%2F%282x%2B7%29%29=4

multiply equation by (2x+7
3x+5 = 4(2x+7)
3x+5 = 8x+28
3x-8x=28-5
-5x=23
/-5
x= -23/5