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Solve the following equations. z/(z + 15) = 4/9 Solve the following equations. z/(z + 15) = 4/9

Solve the following equations. 
z/(z + 15) = 4/9 
Solve the following equations. 
z/(z + 15) = 4/9 

Grade:12

1 Answers

Harshit Singh
askIITians Faculty 5964 Points
one year ago
Dear Student

z/(z+15)=4/9
⇒z=4/9(z+15)
⇒9z=4(z+15)
⇒9z=4z+60
⇒9z-4z=60
⇒5z=60
⇒z=12

Thanks

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