Question

Which expressions correctly shows the Substitution property? A. 13 + 3 ÷ 3 = 1(13 + 3 ÷ 3) B. 13 + 3 ÷ 3 = 13 + 1 C. 13 + 3 ÷ 3 = 16 ÷ 3 D. 13 + 3 ÷ 3 = 13 + 3 ÷ 3 + 0

Answer 1

Answer is B

Explanation:

Answer 2

B. 13 + 3 ÷ 3 = 13 + 1

Explanation:

The substitution property lets you replace an expression by its equal. In the given expression, the expression being replaced is 3÷3. It is being replaced with its value, 1.

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Addition of 0 or multiplication by 1 are applications of properties of identity elements.

Replacing 13+3 in the given expression with 16 represents a misunderstanding of the order of operations and the way the expression is evaluated.