Question

A set of numbers is shown below:

{3.1, 4.2, 7.2, 8.4, 12.2}

The number __ from the set will make the equation x + 2 = 6.2 true.

Answer 1

The number 4.2 from the set will make the equation x+2=6.2 true.

Answer 2

4.2 because 4.2
+2.0
____
6.2