7x(12-15)×20÷4×(20)-12+40
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Step-by-step explanation:
7×(12-15)×(20)-12+40
=7×(-3)×(20)-52
=7×3×-20-52
=21×-20-52
=-420-52
=368
I hope this is correct ☺️ please make me brainest
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