billy17 billy17

04-04-2016
Mathematics

contestada

Which expressions are equivalent to -3-(7.5+4)

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penfila11Pen penfila11Pen

04-04-2016

-3-(7.5+4)
PEMDAS
P for Parenthesis
E for Exponents
M/D for Multiplication/Division
A/S for Addition/Subtraction
We should first clear the ones in parenthesis: (Oder Of Operations)
= -3-(11.5)
= -3-11.5
= -14.5
Basically -3-(11.5)

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