Which expression uses the greatest common factor and distributive property to write 42 + 54?
To use the greatest common factor (GCF) and the distributive property to write the expression 42+54, follow these steps:
1. Find the GCF of 42 and 54.
Prime factorization of 42: 42=2×3×7
Prime factorization of 54: 54=2×3³
Common factors: 2 and 3
GCF: 2×3=6
2. Express each term as a multiple of the GCF.
42=6×7
54=6×9
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