Simplify the expression.
$2 + 3 [10 (7 \cdot 5 - 30) - 40]$
$2 + 3 [10 (7 \cdot 5 - 30) - 40] =$

Answer

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Answer

$32$

Steps

Step 1 ：Perform the operation inside the innermost parentheses, which is the multiplication and subtraction operation $7 \cdot 5 - 30$

Step 2 ：Multiply the result by 10

Step 3 ：Subtract 40 from the result

Step 4 ：Multiply the result by 3

Step 5 ：Finally, add 2 to the result

Step 6 ： $32$