Which statement shows the associative property of addition? HELP

3⋅(5⋅x)=(3⋅5)⋅x

21 + 2y = 2y + 21

If m + 3 = 18, then 18 = m + 3.

(u + 7) + 13 = u + (7 + 13)
thanks :)

(u+7)+13=u+(7+13)

Step-by-step explanation:

answer

false

explanation

these practices describe the manner the land use outcome is attained. land management methods implemented by corporations are a mandatory because they are a driver for better land use results economically, socially and environmentally. corporations are required to understand the connection between land use , and land management practices to support sustainable land use policies

it is contrapositive

i could not see the question too well so check yourself again too . this is because i want you to get it correct.