Becky wrote an expression equivalent to (2.5 + 3) + 7. which is the expression Becky wrote

5.5 + 7

Step-by-step explanation:

Even thought there are no options, I came up with an idea of what she wrote.

(2.5 + 3) + 7

Solve the expression in the parentheses:

2.5 + 3 = 5.5

So we have:

5.5 + 7

Becky could of written '5.5 + 7'.