An equivalent expression is 56r - 9
"It is a mathematical statement which consists of numbers, variables and some mathematical operations."
"These are the expressions that has same value even though they look different. "
For given question,
we have been given an expression 5+7(8r−2).
We need to simplify given expression to create equivalent expression.
5 + 7(8r - 2)
= 5 + [(7 × 8) r - (7 × 2)]
= 5 + (56r - 14)
= 56r + (5 - 14)
= 56r - 9
Therefore, an equivalent expression is 56r - 9
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