The correct option B. 9(5 + 8) ; is the equivalent expression to 45 + 72 using the GCF and the distributive property.
A mathematical statement made up of variables, constants, and mathematical operators is called an expression.
The formula is 45 + 72.
45 and 72 divided by one is three and nine.
The GCF is nine.
The largest number that evenly divides two or even more given numbers is known as the greatest common factor.
You can write the phrase as,
9 ( 5 + 8)
45 +72 = 9 ( 5 + 8)
Thus, the Distributive property was used to factor this.
To know more about the distributive property, here
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The correct question is-
Which correctly shows how to use the GCF and the distributive property to find an expression equivalent to 45 + 72?
A. 3(15 + 24)
B. 9(5 + 8)
C. (5)(9) + (2)(36)
D. (3)(15) + (8)(9)