5x(2x1)=(5x2)x1 is an example of which property? * Commutative Property Associative Property Identity Property of Addition Identity Property of Multiplication The states that the sum of any number and zero will be the original number. * Commutative Property Associative Property Identity Property of Addition Identity Property of Multiplication

See below.

Step-by-step explanation:

So we have:

The only difference between them if the placement of the parentheses. However, their value remains the same.

This is an example of the associative property of multiplication.

The identity property of addition states that the sum of any number and zero will be the original number.

In other words, of any number n:

Note the word "sum." This means addition.

I hope this helps!

x+y=90

x=30-y=x

step-by-step explanation:

if you understand you will get the answer

x=12 units bd= 10 units

step-by-step explanation: