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Question

Solve :

2-9Z17-4Z=45


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Solution

Given: 2-9Z17-4Z=45

After cross-multiplication, we get;

5(2-9Z)=4(17-4Z)10-45Z=68-16Z10-68=-16Z+45Z-58=29ZZ=-5829Z=-2

Hence,Z=-2 is the correct answer.


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