Ella completed the following work to test the equivalence of two expressions.

Question

5f+3.6

5(1)+3.6

5+3.6

8.6

6f+2.6

6(1)+2.6

6+2.6

8.6

Which is true about the expressions?



(1 point)
Responses

The expressions are equivalent because Ella got the same result when she substituted one for f.
The expressions are equivalent because Ella got the same result when she substituted one for f .

The expressions are equivalent because Ella got different results when she substituted one for f.
The expressions are equivalent because Ella got different results when she substituted one for f .

The expressions are not equivalent because Ella would get different results when substituting different numbers for f.
The expressions are not equivalent because Ella would get different results when substituting different numbers for f.

The expressions are not equivalent because Ella would get the same results when substituting different numbers for f.
The expressions are not equivalent because Ella would get the same results when substituting different numbers for f.
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Answer 1

The correct response is:

The expressions are equivalent because Ella got the same result when she substituted one for f.

This is confirmed by the fact that both expressions simplify to 8.6 when f is substituted with 1, indicating that they yield the same result and thus are equivalent.