The expression evaluates to 9ab - 3b using the commutative property.
We have the following expression -
8ab - 2b + ab - b
We have to simplify this expression.
State the Commutative Property ?
According to the Commutative property - changing the order or position of two numbers while adding or multiplying them does not change the end result.
According to question -
8ab - 2b + ab - b
Using the commutative property - we will change the position of : - 2ab with ab, therefore the expression becomes -
8ab + ab - 2b - b
9ab - 3b
Hence, the expression evaluates to 9ab - 3b using the commutative property.
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