SOLUTION: how do i solve -2/z+1/4z=7/z+10

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Question 882628: how do i solve
-2/z+1/4z=7/z+10
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
-2%2Fz%2B1%2F%284z%29=7%2F%28z%2B10%29
Multiply both sides by 4z%28z%2B10%29
-8%28z%2B10%29%2B%28z%2B10%29=28z
-8z-80%2Bz%2B10=28z
-7z-70=28z
-35z=70
z=-2