Math, asked by anilnarayankar3, 5 months ago

find z value : z÷z+15=4÷9

Answers

Answered by yogita03526

1

Answer:

12

Step-by-step explanation:

z/z+15=4/9

by cross multiplication

9×z=4(z+15)

9z=4z+60

9z-4z=60

5z=60

z=60/5

z=12

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