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Jack
07-09-2013, 04:20 PM
SAT math - negative numbers

I need help with the following sat math question:
"For all real numbers a, -(-2a-2a-2a)="

Thanks in advance!

lily
07-09-2013, 04:22 PM
SAT math question negative numbers

-(-2a-2a-2a)=-(-6a)=6a

Hope these help!

Jack
07-09-2013, 04:23 PM
Thanks Lily!:)