SOLUTION: Solve the proportion 9/4 = (2x+1)/(x+2)

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Question 23932: Solve the proportion
9/4 = (2x+1)/(x+2)
Answer by elima(1433) About Me  (Show Source):
You can put this solution on YOUR website!
9%2F4=%282x%2B1%29%2F%28x%2B2%29
cros multiply;
9(x+2)=4(2x+1)
9x+18=8x+4
Subtract 8x from both sides;
9x+18-8x=8x+4-8x
x+18=4
subtract 18 from both sides;
x+18-18=4-18
x=-14
hope you understand
=)