4(5(12+3)-2)-7
Simplify each term.
Add 12 and 3.
4(5⋅15-2)-7
Multiply 5 by 15.
4(75-2)-7
4(75-2)-7
Subtract 2 from 75.
4⋅73-7
Multiply 4 by 73.
292-7
292-7
Subtract 7 from 292.
285
Evaluate 4(5(12+3)-2)-7
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