SallymicSam3746 SallymicSam3746

11-09-2020
Mathematics

contestada

What is (15+12)-9 for my work on school not really sure but I thought you would know how to answer it for me I'm getting very frustrated and I need help there is that better

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ooxRavenxoo ooxRavenxoo

11-09-2020

PEMDAS
Step 1: (parentheses) 15+12
Step 2: 15+12= 27
Step 3: 27-9= 18

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