SOLUTION: Please help. I am supposed to solve this: z-2/z+1= 5/7(5/7 is a fraction)

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Question 220807: Please help. I am supposed to solve this:
z-2/z+1= 5/7(5/7 is a fraction)

Answer by ankor@dixie-net.com(22740)   (Show Source): You can put this solution on YOUR website!
Assume the problems is:
=
cross multiply
7(z-2) = 5(z+1)
:
7z - 14 = 5z + 5
:
7z - 5z = 5 + 14
:
2z = 19
:
z =
z = 9.5
;
;
Check solution in original equation:
= = .7142857
= .7142857

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