30-03-2016
Mathematics

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help math is not my subject

help math is not my subject class=

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30-03-2016

First you would do 3-9 which is -6 then -4-1 which is -5 then since the parenthesis are close to each other you would multiply and you should get

30

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Аноним Аноним

30-03-2016

(3 - 9)(-4 - 1)

Order of operations = PEMDAS
P = Parentheses
E = Exponents
M = Multiplication
D = Division
A = Addition
S = Subtraction

(3 - 9)(-4 - 1)
(-6)(-4 - 1)
(-6)(-5)
30

(3-9)(-4 - 1) = 30

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