Answer:
associative property.
Step-by-step explanation:
The associative property states that if you change the grouping of the numbers in an expression, the answer stays the same. In this problem, you changed the grouping of (m+n) + 7 to m + (n+7)
Hope this helps!
there is not enough info for this
2x^3+10x^2+x+5
Step-by-step explanation
Answer to edge
