trhn trhn
  • 14-01-2016
  • Mathematics
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2/5(z+1)=y solve for z

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Exvited
Exvited Exvited
  • 14-01-2016
[tex] \frac{2}{5} (z+1)= y \\ \\ \frac{2(z+1)}{5} = y \\ \\ 2(z + 1) = y \times 5 \\ \\ 2(z + 1) = 5y \\ \\ z + 1 = \frac{5y}{2} \\ \\ z = \frac{5y}{2} -1 \\ \\ Answer: \fbox {z = 5y/2 - 1} [/tex]
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Billymkhoi
Billymkhoi Billymkhoi
  • 14-01-2016
2/5(z+1)=y
⇒ z+1= y/(2/5)
⇒ z+1= y*(5/2)
⇒ z+1= 5y/2
⇒ z= 5y/2 -1

Final answer: z= 5y/2 -1~
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