Determine the value of the variable — task. Maths CBSE Homework Assignments, Class 10.

In a $\triangle ABC$, $DE \parallel BC$. If $AD = 3b - 3$, $DB = 3b - 1$, $AE = 7b - 6$ and $EC = 4b - 2$, then find the value of $b$.

The value of $b$ is

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2. Determine the value of the variable