SOLUTION: {{{3/z = 7/z-1/2}}}

Algebra ->  Polynomials-and-rational-expressions -> SOLUTION: {{{3/z = 7/z-1/2}}}      Log On


   

Question 510151: 3%2Fz+=+7%2Fz-1%2F2
Answer by Earlsdon(6294) About Me  (Show Source):
You can put this solution on YOUR website!
Solve for z?
3%2Fz+=+7%2Fz-1%2F2 Add 1%2F2 to both sides.
%283%2Fz%29%2B%281%2F2%29+=+7%2Fz Now subtract 3%2Fz from both sides.
1%2F2+=+7%2Fz-3%2Fz Simplify.
1%2F2+=+4%2Fz Multiply both sides by z.
z%2F2+=+4 Multiply both sides by 2.
z+=+8