caitlynchrisp13 caitlynchrisp13
  • 10-09-2016
  • Mathematics
contestada

if y(x-1)=z then x= ?

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tmunyon2 tmunyon2
  • 11-09-2016
--------------------------x=z/(x-1)-----------------------------------------

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DianaK3 DianaK3
  • 11-09-2016
y(x-1)=z
Simplify by opening the brackets:
yx-1y=z
yx-y=z
Get rid of the "y" variable on the left side by adding "y" to both sides:
yx-y+y=z+y
yx=z+y
Get rid of another "y" variable on the left side by diving each side by "y":
(yx)÷y=(z+y)÷y
Solution:
x=(z+y)÷y
Hope this helps :)


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