babygirllll2071
babygirllll2071
13.10.2019 • 
Mathematics

Which statement shows the associative property of addition?
a.
if m + 3 = 18, then 18 = m + 3
b.
(u + 7) + 13 = u + (7 + 13)
c.
21 + 2y = 2y + 21
d.
3 · (5 · x) = (3 · 5) · x

Solved
Show answers

Ask an AI advisor a question