Question

Which equations could be used to represent the

relationship between the values in the fact family model?
Check all that apply.
8 + x = 19
19 + x = 8
19-x=8
19-8= x
8 + 19 = x

Answer 1

8+x=19

19-x=8

19-8=x

Explanation:

This is a Fact Family triangle. The two sides on the right represent subtraction and the bottom base represents addition. Using the triangle, you shall conclude:

8+x=19

19-x=8

19-8=x