The equivalent expression of the given expression 8×(5 × b) is 40b.
Equivalent expressions are expressions that work the same even though they look different.
The associative property of multiplication states that the product of three or more numbers remains the same regardless of how the numbers are grouped i.e.
a× (b × c) = (a × b)×c
According to the given question
we have
an expression, 8×(5 × b)
to find the equivalent expression of the above expression we use associative law
therefore, 8×(5 × b) = (8 × 5) ×b = 40×b =40b
Hence, the equivalent expression of the given expression 8×(5 × b) is 40b.
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