Solve: 4-(2(z-4))/2=1/2(2z+5) – InterviewSolution

1.

Solve: 4-(2(z-4))/2=1/2(2z+5)

Answer»

Given 4-(2(z-4))/2=1/2(2z+5)

Now by taking L.C.M of 1 and 3 is 3

12-2(z-4)/3 = (2z+5)/2

By cross multiplication we get

2(12-2z+8) = 3(2z+5)

40-4z=6z+15

-10z=-25

z=25/10=5/2

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