To factor the expression \(16d - 12\) using the greatest common factor (GCF), we need to identify the GCF of the coefficients 16 and 12.
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Find the GCF of 16 and 12:
- The factors of 16 are 1, 2, 4, 8, 16.
- The factors of 12 are 1, 2, 3, 4, 6, 12.
- The common factors are 1, 2, and 4.
- The greatest of these is 4.
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Now, factor out the GCF, which is 4: \[ 16d - 12 = 4(4d - 3) \]
So, the factored form of \(16d - 12\) is \(4(4d - 3)\).