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

Solve the following equation.

Q.3

        \frac{z}{z+15} = \frac{4}{9}

 

Answers (1)

best_answer

We have 

                        \frac{z}{z+15} = \frac{4}{9}

Cross-multiplication gives:

                      9z = 4z + 60

or           9z - 4z  = 60

or                  5z = 60 

or                    z = 12

Posted by

Divya Prakash Singh

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